British National Bibliography

Eitemau Tebyg

• The British National Bibliography 1973
  gan: Wells, A J; Ed
  Cyhoeddwyd: (1974)
• The British National Bibliography 1971
  gan: Wells, A J; Ed
  Cyhoeddwyd: (1972)
• The British National Bibliography 1972
  gan: Wells, A J; Ed
  Cyhoeddwyd: (1973)
• The British National Bibliography: cumulative index for 1971-1973
  gan: Wells, A J; Ed
  Cyhoeddwyd: (1975)
• The fall and rise of National Bibliography
  gan: Lewis, Peter Ronald; Author
  Cyhoeddwyd: (1982)