Dyfyniad APA

Walters, C. J. (2004). Fisheries ecology and management. Princeton,Oxford: Princeton University Press.

Dyfyniad Arddull Chicago

Walters, Carl J. Fisheries Ecology and Management. Princeton,Oxford: Princeton University Press, 2004.

Dyfyniad MLA

Walters, Carl J. Fisheries Ecology and Management. Princeton,Oxford: Princeton University Press, 2004.

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