APA
(1960). Post-high school co-operative programs. Washington, USA: U.S. Government Printing Office.
Chicago
1960. Post-high school co-operative programs. Washington, USA: U.S. Government Printing Office.
Harvard
(1960). Post-high school co-operative programs. Washington, USA: U.S. Government Printing Office.
MLA
Post-high school co-operative programs. Washington, USA: U.S. Government Printing Office. 1960.
