Gaya APA

Cockcroft, A, N. (1996). A Guide to The Collision Avoidance Rules : International Regulations for Preventing Collisions at Sea (5 Edition 1996). Great Britain: Butterworth-Heinemann.

Gaya MLA

Cockcroft, A., N.. "A Guide to The Collision Avoidance Rules : International Regulations for Preventing Collisions at Sea". 5 Edition 1996 Great Britain: Butterworth-Heinemann, 1996. Text.