Dyfyniad APA
Bliss, H. E., Mills, J., Broughton, V., & Lang, V. (1996). Bliss bibliographic classification (Second edition.). Butterworths ; Bowker Saur.
Dyfyniad Arddull Chicago
Bliss, Henry Evelyn, J. Mills, Vanda Broughton, and Valerie Lang. Bliss Bibliographic Classification. Second edition. Boston : London: Butterworths ; Bowker Saur, 1996.
Dyfyniad MLA
Bliss, Henry Evelyn, et al. Bliss Bibliographic Classification. Second edition. Butterworths ; Bowker Saur, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.