APA (7th ed.) Citation

Welch, E. B. (1969). Factors initiating phytoplankton blooms and resulting effects on dissolved oxygen in Duwamish River estuary, Seattle, Washington. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Welch, E. B. Factors Initiating Phytoplankton Blooms and Resulting Effects on Dissolved Oxygen in Duwamish River Estuary, Seattle, Washington. [Washington, D.C.]: United States Department of the Interior, Geological Survey, 1969.

MLA (9th ed.) Citation

Welch, E. B. Factors Initiating Phytoplankton Blooms and Resulting Effects on Dissolved Oxygen in Duwamish River Estuary, Seattle, Washington. United States Department of the Interior, Geological Survey, 1969.