Pan Am schedules, effective June 1, 1987

Chicago citation style
Pan American World Airways, Inc. Pan Am schedules, effective June 1, 1987. 1987-06-01. Retrieved from the Digital Public Library of America, http://cdm17191.contentdm.oclc.org/cdm/ref/collection/asm0341/id/40244. (Accessed April 20, 2021.)
APA citation style
Pan American World Airways, Inc, (1987-06-01) Pan Am schedules, effective June 1, 1987. Retrieved from the Digital Public Library of America, http://cdm17191.contentdm.oclc.org/cdm/ref/collection/asm0341/id/40244
MLA citation style
Pan American World Airways, Inc. Retrieved from the Digital Public Library of America <http://cdm17191.contentdm.oclc.org/cdm/ref/collection/asm0341/id/40244>.
Note: These citations are programmatically generated and may be incomplete.