Negrito groups in the Philippines: preliminary bibliography

Chicago citation style
Warren, Charles P. Negrito groups in the Philippines: preliminary bibliography. 1959. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001764061. (Accessed December 12, 2018.)
APA citation style
Warren, Charles P, (1959) Negrito groups in the Philippines: preliminary bibliography. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001764061
MLA citation style
Warren, Charles P. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/001764061>.
Note: These citations are programmatically generated and may be incomplete.