Cone, J. D., & Hayes, S. C. (1984). Environmental problems/behavioral solutions. Brooks/Cole Pub.
Chicago Style aipamenaCone, John D., and Steven C. Hayes. Environmental Problems/behavioral Solutions. Monterey, Calif: Brooks/Cole Pub, 1984.
MLA aipamenaCone, John D., and Steven C. Hayes. Environmental Problems/behavioral Solutions. Brooks/Cole Pub, 1984.
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