Dyfyniad APA

(1992). Handbook of special librarianship and information work (6th ed.). Aslib.

Dyfyniad Arddull Chicago

Handbook of Special Librarianship and Information Work. 6th ed. London: Aslib, 1992.

Dyfyniad MLA

Handbook of Special Librarianship and Information Work. 6th ed. Aslib, 1992.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.