APA استشهاد

Ragge, D. R. (1965). Grasshoppers, crickets and cockroaches of the British Isles. Frederick Warne & Co. Ltd..

استشهاد بنمط شيكاغو

Ragge, David R. Grasshoppers, Crickets and Cockroaches of the British Isles. London: Frederick Warne & Co. Ltd., 1965.

MLA استشهاد

Ragge, David R. Grasshoppers, Crickets and Cockroaches of the British Isles. Frederick Warne & Co. Ltd., 1965.