APA (7th ed.) Citation

Johnson, M. A. (1981). Pumped profiles of ammonium and chlorophyll fluorescence from the upper 120 meters of the western Gulf of Mexico and the southwest Scotia Sea. [publisher not identified].

Chicago Style (17th ed.) Citation

Johnson, Mark Andrew. Pumped Profiles of Ammonium and Chlorophyll Fluorescence from the Upper 120 Meters of the Western Gulf of Mexico and the Southwest Scotia Sea. [Place of publication not identified]: [publisher not identified], 1981.

MLA (9th ed.) Citation

Johnson, Mark Andrew. Pumped Profiles of Ammonium and Chlorophyll Fluorescence from the Upper 120 Meters of the Western Gulf of Mexico and the Southwest Scotia Sea. [publisher not identified], 1981.