Dyfyniad APA

Turnbull, D. A. (1989). Keyguide to information sources in aquaculture.

Dyfyniad Arddull Chicago

Turnbull, Deborah A. Keyguide to Information Sources in Aquaculture. Mansell, London, 1989.

Dyfyniad MLA

Turnbull, Deborah A. Keyguide to Information Sources in Aquaculture. 1989.

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