APA (7th ed.) Citation

Snell, J. C., & Dean, R. G. (1974). A social ecological bibliography. Council of Planning Librarians.

Chicago Style (17th ed.) Citation

Snell, Joel C., and R. Gary Dean. A Social Ecological Bibliography. Monticello, Ill: Council of Planning Librarians, 1974.

MLA (9th ed.) Citation

Snell, Joel C., and R. Gary Dean. A Social Ecological Bibliography. Council of Planning Librarians, 1974.