Gaya APA

Nielsen, E, S. (1975). Marine Photosynthesis With Special Emphasis on The Ecological Aspects . AMSTERDAM: New York : Elsevier Scientific Publishing Co.,.

Gaya MLA

Nielsen, E., Steemann. "Marine Photosynthesis With Special Emphasis on The Ecological Aspects". AMSTERDAM: New York : Elsevier Scientific Publishing Co.,, 1975. Text.