Dyfyniad APA

Codlin, E. M. (1982). Aslib directory of information sources in the United Kingdom. Aslib.

Dyfyniad Arddull Chicago

Codlin, Ellen M. Aslib Directory of Information Sources in the United Kingdom. London: Aslib, 1982.

Dyfyniad MLA

Codlin, Ellen M. Aslib Directory of Information Sources in the United Kingdom. Aslib, 1982.

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