APA (7th ed.) Citation

Greenway, A. (1981). Comecon merchant ships. Sheridan House.

Chicago Style (17th ed.) Citation

Greenway, Ambrose. Comecon Merchant Ships. White Plains, N.Y.: Sheridan House, 1981.

MLA (9th ed.) Citation

Greenway, Ambrose. Comecon Merchant Ships. Sheridan House, 1981.

Warning: These citations may not always be 100% accurate.