Gaya APA

Kleis, R., Grandstaff, M. (1974). Program of Studies in Non Formal Education : Study Team Reports : Case Studies in Non Formal Education . Michigan: Michigan State University East Lansing.

Gaya MLA

Kleis, Russell., Grandstaff, Marvin. "Program of Studies in Non Formal Education : Study Team Reports : Case Studies in Non Formal Education". Michigan: Michigan State University East Lansing, 1974. Text.