Helbling, E. W., Amos, A. F., Silva S, N., Villafañe, V. E., & Holm-Hansen, O. (1993). Phytoplankton distribution and abundance as related to a frontal system north of Elephant island, antarctica. University of California. Institution of Oceanography.
Cita Chicago Style (17a ed.)Helbling, E Walter, Anthony F. Amos, Nelson Silva S, Virginia E. Villafañe, y O. Holm-Hansen. Phytoplankton Distribution and Abundance as Related to a Frontal System North of Elephant Island, Antarctica. San Diego: University of California. Institution of Oceanography, 1993.
Cita MLA (8a ed.)Helbling, E Walter, et al. Phytoplankton Distribution and Abundance as Related to a Frontal System North of Elephant Island, Antarctica. University of California. Institution of Oceanography, 1993.