Dyfyniad APA

ebrary, Inc, & Weir, R. O. (2012). Managing electronic resources. ALA TechSource.

Dyfyniad Arddull Chicago

ebrary, Inc, and Ryan O. Weir. Managing Electronic Resources. Chicago, Ill.: ALA TechSource, 2012.

Dyfyniad MLA

ebrary, Inc, and Ryan O. Weir. Managing Electronic Resources. ALA TechSource, 2012.

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