Educators Progress Service & Horkheimer, F. A. Educators guide to free health, physical education and recreation materials. Educators Progress Service.
Chicago Style (17th ed.) CitationEducators Progress Service and Foley A. Horkheimer. Educators Guide to Free Health, Physical Education and Recreation Materials. Randolph, Wis.: Educators Progress Service.
MLA (9th ed.) CitationEducators Progress Service and Foley A. Horkheimer. Educators Guide to Free Health, Physical Education and Recreation Materials. Educators Progress Service.
Warning: These citations may not always be 100% accurate.