APA (7th ed.) Citation

GunstonlhBill & Spick. Modern fighting helicopters.

Chicago Style (17th ed.) Citation

GunstonlhBill and Spick. Modern Fighting Helicopters. LondonlbSalamendorlc1998.

MLA (9th ed.) Citation

GunstonlhBill and Spick. Modern Fighting Helicopters.

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