On azulene and other constituents of the oil of milfoil /

Chicago citation style
Kremers, Roland Edward. On azulene and other constituents of the oil of milfoil /. 1921. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/008450657. (Accessed October 16, 2018.)
APA citation style
Kremers, Roland Edward, (1921) On azulene and other constituents of the oil of milfoil /. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/008450657
MLA citation style
Kremers, Roland Edward. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/008450657>.
Note: These citations are programmatically generated and may be incomplete.