Cita APA (7th ed.)

Emme, E. M. (1961). Aeronautics and astronautics: An american chronology of science and technology in the exploration of space ; 1915 - 1960. US Gov. Print. Off..

Cita Chicago (17th ed.)

Emme, Eugene M. Aeronautics and Astronautics: An American Chronology of Science and Technology in the Exploration of Space ; 1915 - 1960. Washington, DC: US Gov. Print. Off., 1961.

Cita MLA (8th ed.)

Emme, Eugene M. Aeronautics and Astronautics: An American Chronology of Science and Technology in the Exploration of Space ; 1915 - 1960. US Gov. Print. Off., 1961.