APA (7th ed.) Citation

Friet, E. L., & Peterson, D. G. (1956). Design for outdoor education: A manual for teachers and administrators. P.S. Printers.

Chicago Style (17th ed.) Citation

Friet, Edwin L., and Del G. Peterson. Design for Outdoor Education: A Manual for Teachers and Administrators. Yakima: P.S. Printers, 1956.

MLA (9th ed.) Citation

Friet, Edwin L., and Del G. Peterson. Design for Outdoor Education: A Manual for Teachers and Administrators. P.S. Printers, 1956.