APA (7th ed.) Citation

Gregory, P. H. (1973). The microbiology of the atmosphere (2. ed.). Leonard Hill.

Chicago Style (17th ed.) Citation

Gregory, Philip H. The Microbiology of the Atmosphere. 2. ed. Aylesbury: Leonard Hill, 1973.

MLA (9th ed.) Citation

Gregory, Philip H. The Microbiology of the Atmosphere. 2. ed. Leonard Hill, 1973.