APA (7th ed.) Citation

(1944). Davao, Philippine Islands (2nd ed.). Army Map Service.

Chicago Style (17th ed.) Citation

Davao, Philippine Islands. 2nd ed. Washington, D.C: Army Map Service, 1944.

MLA (9th ed.) Citation

Davao, Philippine Islands. 2nd ed. Army Map Service, 1944.

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