APA (7th ed.) Citation

Diagram Group. (1980). Weapons, an international encyclopedia from 5000 BC to 2000 AD. St. Martin's.

Chicago Style (17th ed.) Citation

Diagram Group. Weapons, an International Encyclopedia from 5000 BC to 2000 AD. New York, N.Y.: St. Martin's, 1980.

MLA (9th ed.) Citation

Diagram Group. Weapons, an International Encyclopedia from 5000 BC to 2000 AD. St. Martin's, 1980.