A study of four-membered cyclic-ureas

Chicago citation style
Lange, Norbert Adolph, 1892-1970. A study of four-membered cyclic-ureas. 1919. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001033811. (Accessed November 14, 2018.)
APA citation style
Lange, Norbert Adolph, 1892-1970, (1919) A study of four-membered cyclic-ureas. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001033811
MLA citation style
Lange, Norbert Adolph, 1892-1970. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/001033811>.
Note: These citations are programmatically generated and may be incomplete.