APA Edition Citation

Eigen, L. D., S, & Siegel, J. P. (1989). Managers book of quotations. AMACOM.

Chicago Edition Citation

Eigen, Lewis D., S, and Jonathan P. Siegel. Managers Book of Quotations. New York: AMACOM, 1989.

MLA Edition Citation

Eigen, Lewis D., et al. Managers Book of Quotations. AMACOM, 1989.