An overview of cephalopod systematics: status, problems and recommendations

Chicago citation style
Roper, Clyde F. E. An overview of cephalopod systematics: status, problems and recommendations. 1983. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_14879&repo=DPLA. (Accessed December 12, 2018.)
APA citation style
Roper, Clyde F. E, (1983) An overview of cephalopod systematics: status, problems and recommendations. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_14879&repo=DPLA
MLA citation style
Roper, Clyde F. E. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_14879&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.