APA (7th ed.) Citation

Stapfer, H. (1991). Warsaw Pact air forces. Squadron/Signal Publications.

Chicago Style (17th ed.) Citation

Stapfer, Hans-Heiri. Warsaw Pact Air Forces. Carrollton, TX: Squadron/Signal Publications, 1991.

MLA (9th ed.) Citation

Stapfer, Hans-Heiri. Warsaw Pact Air Forces. Squadron/Signal Publications, 1991.

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