APA استشهاد

Godwin, W. W. (1942). Marine pipe covering. Cornell maritime press.

استشهاد بنمط شيكاغو

Godwin, W W. Marine Pipe Covering. New York: Cornell maritime press, 1942.

MLA استشهاد

Godwin, W W. Marine Pipe Covering. Cornell maritime press, 1942.