Description of a little-known rattlesnake, Crotalus willardi, from Arizona

Chicago citation style
Hartman, Frank A. Description of a little-known rattlesnake, Crotalus willardi, from Arizona. 1911. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85723&repo=DPLA. (Accessed November 21, 2018.)
APA citation style
Hartman, Frank A, (1911) Description of a little-known rattlesnake, Crotalus willardi, from Arizona. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85723&repo=DPLA
MLA citation style
Hartman, Frank A. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85723&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.