APA

Pratt A. L., . (1971). Environmental education in the community college. Washington, D. C: American Association of Junior Colleges.

Chicago

Pratt Arden L, . 1971. Environmental education in the community college. Washington, D. C: American Association of Junior Colleges.

Harvard

Pratt A. L., . (1971). Environmental education in the community college. Washington, D. C: American Association of Junior Colleges.

MLA

Pratt Arden L, . Environmental education in the community college. Washington, D. C: American Association of Junior Colleges. 1971.