Hammerman, D. R., Stark, W. D., & Swan, M. D. (1973). Research in outdoor education: Summaries of doctoral studies. American Association for Health, Physical Education, and Recreation.
Chicago Style (17th ed.) CitationHammerman, Donald R., William D. Stark, and Malcolm D. Swan. Research in Outdoor Education: Summaries of Doctoral Studies. Washington: American Association for Health, Physical Education, and Recreation, 1973.
MLA (9th ed.) CitationHammerman, Donald R., et al. Research in Outdoor Education: Summaries of Doctoral Studies. American Association for Health, Physical Education, and Recreation, 1973.
Warning: These citations may not always be 100% accurate.