APA (7th ed.) Citation

Dunstan, S. (1988). Vietnam choppers: Helicopters in battle 1950-1975. Osprey.

Chicago Style (17th ed.) Citation

Dunstan, Simon. Vietnam Choppers: Helicopters in Battle 1950-1975. Osprey, 1988.

MLA (9th ed.) Citation

Dunstan, Simon. Vietnam Choppers: Helicopters in Battle 1950-1975. Osprey, 1988.

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