Who are you workin' for, mister?

Chicago citation style
United States Department of Agriculture, Bureau of Entomology and Plant Quarantime and the Extension Service. Who are you workin' for, mister?. 1943. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/632. (Accessed January 16, 2019.)
APA citation style
United States Department of Agriculture, Bureau of Entomology and Plant Quarantime and the Extension Service, (1943) Who are you workin' for, mister?. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/632
MLA citation style
United States Department of Agriculture, Bureau of Entomology and Plant Quarantime and the Extension Service. Retrieved from the Digital Public Library of America <http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/632>.
Note: These citations are programmatically generated and may be incomplete.