Cita APA (7th ed.)

Kallman, E. A., Reinharth, L., & Shapiro, H. J. (1981). The practice of planning: Strategic, administrative, and operational. Van Nostrand Reinhold.

Cita Chicago (17th ed.)

Kallman, Ernest A., Leon Reinharth, i H. Jack Shapiro. The Practice of Planning: Strategic, Administrative, and Operational. New York: Van Nostrand Reinhold, 1981.

Cita MLA (9th ed.)

Kallman, Ernest A., et al. The Practice of Planning: Strategic, Administrative, and Operational. Van Nostrand Reinhold, 1981.