APA引文

Bock, B., & Bock, K. (1977). soviet bloc merchant ships. Janes publishing Company.

Chicago Edition Citation

Bock, Bruno, and Klaus Bock. Soviet Bloc Merchant Ships. London: Janes publishing Company, 1977.

MLA引文

Bock, Bruno, and Klaus Bock. Soviet Bloc Merchant Ships. Janes publishing Company, 1977.

警告：這些引文格式不一定是100％准確.