APA (7th ed.) Citation

Air Service and Air Corps newsletters, 1918-1935. War Dept., Aeronautical Information Branch [etc.].

Chicago Style (17th ed.) Citation

Air Service and Air Corps Newsletters, 1918-1935. Washington [etc.]: War Dept., Aeronautical Information Branch [etc.].

MLA (9th ed.) Citation

Air Service and Air Corps Newsletters, 1918-1935. War Dept., Aeronautical Information Branch [etc.].

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