Dyfyniad APA

Turnbull, D. A. (1989). Key guide to information sources in aquaculture. Mansell.

Dyfyniad Arddull Chicago

Turnbull, Deborah A. Key Guide to Information Sources in Aquaculture. London: Mansell, 1989.

Dyfyniad MLA

Turnbull, Deborah A. Key Guide to Information Sources in Aquaculture. Mansell, 1989.

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