APA (7th ed.) Citation

Nicolet, M. (1961). Density of the heterosphere related to temperature. Smithsonian Astrophysical Observatory.

Chicago Style (17th ed.) Citation

Nicolet, Marcel. Density of the Heterosphere Related to Temperature. Cambridge, Mass.: Smithsonian Astrophysical Observatory, 1961.

MLA (9th ed.) Citation

Nicolet, Marcel. Density of the Heterosphere Related to Temperature. Smithsonian Astrophysical Observatory, 1961.