Dyfyniad APA

Sutherland, W. J. (2010). Bird ecology and conservation: A handbook of techniques. Oxford.

Dyfyniad Arddull Chicago

Sutherland, William J. Bird Ecology and Conservation: A Handbook of Techniques. Oxford, 2010.

Dyfyniad MLA

Sutherland, William J. Bird Ecology and Conservation: A Handbook of Techniques. Oxford, 2010.

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