APA استشهاد

Gerr, D. (2001). Elements of boat strength: :for builders,designers and owners. Mc Graw - Hill.

استشهاد بنمط شيكاغو

Gerr, Dave. Elements of Boat Strength: :for Builders,designers and Owners. New York: Mc Graw - Hill, 2001.

MLA استشهاد

Gerr, Dave. Elements of Boat Strength: :for Builders,designers and Owners. Mc Graw - Hill, 2001.