APA (7th ed.) Citation

Fanning, O. (1971). Opportunities in environmental careers. Vocational Guidance Manuals.

Chicago Style (17th ed.) Citation

Fanning, Odom. Opportunities in Environmental Careers. New York: Vocational Guidance Manuals, 1971.

MLA (9th ed.) Citation

Fanning, Odom. Opportunities in Environmental Careers. Vocational Guidance Manuals, 1971.