APA استشهاد

Bertram, V. (2012). Practical ship hydrodynamics (2 ed.). Elsevier.

استشهاد بنمط شيكاغو

Bertram, Volker. Practical Ship Hydrodynamics. 2 ed. Amsterdam: Elsevier, 2012.

MLA استشهاد

Bertram, Volker. Practical Ship Hydrodynamics. 2 ed. Elsevier, 2012.