APA استشهاد

Croll, N. A. (1976). Organisation of nematodes. Academic press.

استشهاد بنمط شيكاغو

Croll, N A. Organisation of Nematodes. London: Academic press, 1976.

MLA استشهاد

Croll, N A. Organisation of Nematodes. Academic press, 1976.