Dyfyniad APA

(1968). Government depository libraries ; the present law governing designated depository libraries.

Dyfyniad Arddull Chicago

Government Depository Libraries ; the Present Law Governing Designated Depository Libraries. 1968.

Dyfyniad MLA

Government Depository Libraries ; the Present Law Governing Designated Depository Libraries. 1968.

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