APA (7th ed.) Citation

United States. Weather Bureau. (1945). Addendum to Circular P, Instructions for Modulated Audio Frequency Radiosonde Observations (WBAN RAOB Manual), Jan. 1945. [s.n.].

Chicago Style (17th ed.) Citation

United States. Weather Bureau. Addendum to Circular P, Instructions for Modulated Audio Frequency Radiosonde Observations (WBAN RAOB Manual), Jan. 1945. [Washington]: [s.n.], 1945.

MLA (9th ed.) Citation

United States. Weather Bureau. Addendum to Circular P, Instructions for Modulated Audio Frequency Radiosonde Observations (WBAN RAOB Manual), Jan. 1945. [s.n.], 1945.