APA (7th ed.) Citation

United States. Army. Signal Corps. (1931). Instructions for computing ballistic winds and ballistic air densities. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Army. Signal Corps. Instructions for Computing Ballistic Winds and Ballistic Air Densities. Washington: [publisher not identified], 1931.

MLA (9th ed.) Citation

United States. Army. Signal Corps. Instructions for Computing Ballistic Winds and Ballistic Air Densities. [publisher not identified], 1931.

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