Dyfyniad APA

(2012). Collection development in the digital age. London: Facet Publishing.

Dyfyniad Arddull Chicago

Collection Development in the Digital Age. London: Facet Publishing, 2012.

Dyfyniad MLA

Collection Development in the Digital Age. London: Facet Publishing, 2012.

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