APA (7th ed.) Citation

Arvetis, C., Palmer, C., & Smolinski, D. (1986). Why do birds fly southn. Field Publications.

Chicago Style (17th ed.) Citation

Arvetis, Chris, Carole Palmer, and Dick Smolinski. Why Do Birds Fly Southn. Middletown, Conn: Field Publications, 1986.

MLA (9th ed.) Citation

Arvetis, Chris, et al. Why Do Birds Fly Southn. Field Publications, 1986.