BibClass hierarchy

bibdb = bibliographic database
group = group of collections
a = record (b,c,d,e,f,g,h,i2,j,fmt,lang,type)
  b = title statement (k,l,m,n,o,q,r)
    k = title
    l = author
    m = editor
    n = sponsor
    o = funder
    q = principal responsibility
    r = responsibility statement (ad,ae)
      ad = name
      ae = responsibility
  c = edition statement (s,r,p)
    s = edition
    r = responsibility statement (ad,ae)
      ad = name
      ae = responsibility
    p = paragraph
  d = extent
  e = publications statement (t,u,ag,v,w,x,yr)
    t = publisher
    u = publication place
    ag = imprint
    v = address of publication place
    w = id number
    x = availability
    yr = year
  f = series statement (k,z)
    k = title
    z = cite (yr,pg,vo,is)
      yr = year
      pg = page
      vo = volume
      is = issue
  g = notes statement (aa)
    aa = note
  h = source description (p,ab)
    p = paragraph
    ab = bibliography (k,l,s,n,m,ah,t,u,p,b,d,e,f,c,g)
       k = title
       l = author
       s = edition
       n = sponsor
       m = editor
       ah = scope of bibliography
       t = publisher
       u = publication place
       p = paragraph
       b = title statement (k,l,m,n,o,q,r)
         k = title
         l = author
         m = editor
         n = sponsor
         o = funder
         q = principal responsibility
         r = responsibility statement (ad,ae)
           ad = name
           ae = responsibility
       d = extent
       e = publications statement (t,u,ag,v,w,x,yr)
         t = publisher
         u = publication place
         ag = imprint
         v = address of publication place
         w = id number
         x = availability
         yr = year
       f = series statement (k,z)
         k = title
         z = cite (yr,pg,vo,is)
           yr = year
           pg = page
           vo = volume
           is = issue
       c = edition statement (s,r,p)
         s = edition
         r = responsibility statement (ad,ae)
           ad = name
           ae = responsibility
         p = paragraph
       g = notes statement (aa)
         aa = note
  i2 = textual classification (sg,kw)
     kw = keyword (af)
     	af = subject term
     sg = group of subjects (su)
     	su = subject
  j = holdings statement (loc,url,colls)
    loc = location
    url = url
    colls = collections (coll)
    	coll = collection
  fmt = format
  lang = language
  type = type
st = street
ph = phone
fx = fax
em = email
ah = span
i = italic
grk = greek
sub = subscript
sup = superscript