Experimental studies on the nature of species

Chicago citation style
Clausen, Jens Christian, 1891-. Experimental studies on the nature of species. 1940-. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/000206213. (Accessed October 23, 2018.)
APA citation style
Clausen, Jens Christian, 1891-, (1940-) Experimental studies on the nature of species. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/000206213
MLA citation style
Clausen, Jens Christian, 1891-. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/000206213>.
Note: These citations are programmatically generated and may be incomplete.