APA (7th ed.) Citation

Harrah, D. F., & Harrah, B. K. (1975). Conservation: Resources for environmental education. Scarecrow.

Chicago Style (17th ed.) Citation

Harrah, David F., and Barbara K. Harrah. Conservation: Resources for Environmental Education. Metuchen: Scarecrow, 1975.

MLA (9th ed.) Citation

Harrah, David F., and Barbara K. Harrah. Conservation: Resources for Environmental Education. Scarecrow, 1975.

Warning: These citations may not always be 100% accurate.