Southward, A. J. (1963). Observations on the cirral activity of certain species of sessile barnacles (Cirripedia) on the coasts of North America: With investigations on the physiology of shallow water Pogonophora of the Arctic Ocean. University of Alaska, Institute of Marine Science.
Chicago Style (17th ed.) CitationSouthward, Alan J. Observations on the Cirral Activity of Certain Species of Sessile Barnacles (Cirripedia) on the Coasts of North America: With Investigations on the Physiology of Shallow Water Pogonophora of the Arctic Ocean. College: University of Alaska, Institute of Marine Science, 1963.
MLA (9th ed.) CitationSouthward, Alan J. Observations on the Cirral Activity of Certain Species of Sessile Barnacles (Cirripedia) on the Coasts of North America: With Investigations on the Physiology of Shallow Water Pogonophora of the Arctic Ocean. University of Alaska, Institute of Marine Science, 1963.