Helix, vol. 3, no. 12 (July 18, 1968), cover

Chicago citation style
Dorpat, Paul, editor. Helix, vol. 3, no. 12 (July 18, 1968), cover. 1968. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/protests/id/486. (Accessed July 21, 2018.)
APA citation style
Dorpat, Paul, editor, (1968) Helix, vol. 3, no. 12 (July 18, 1968), cover. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/protests/id/486
MLA citation style
Dorpat, Paul, editor. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/protests/id/486>.
Note: These citations are programmatically generated and may be incomplete.