Cita APA

Proctor, B. E., & Parker, B. W. (1938). Microbiology of the Upper Air: III. An Improved Apparatus and Technique for Upper Air Investigations.

Chicago Style Citation

Proctor, Bernard E., i Basil W. Parker. Microbiology of the Upper Air: III. An Improved Apparatus and Technique for Upper Air Investigations. 1938.

Cita MLA

Proctor, Bernard E., i Basil W. Parker. Microbiology of the Upper Air: III. An Improved Apparatus and Technique for Upper Air Investigations. 1938.