Hawkins, F. P., & Grusin, C. U. (1969). The logic of action: From a teacher's notebook. Mountain View Center for Environmental Education University of Colorado.
Chicago Style (17th ed.) CitationHawkins, Frances Pockman, and Claire Ulam Grusin. The Logic of Action: From a Teacher's Notebook. [Boulder, Colo.]: Mountain View Center for Environmental Education University of Colorado, 1969.
MLA (8th ed.) CitationHawkins, Frances Pockman, and Claire Ulam Grusin. The Logic of Action: From a Teacher's Notebook. Mountain View Center for Environmental Education University of Colorado, 1969.
Warning: These citations may not always be 100% accurate.