Cita APA (7a ed.)

Arnold, W. W., & Plas, J. M. (1993). The human touch: Today's most unusual program for productivity and profit. Wiley.

Cita Chicago Style (17a ed.)

Arnold, William W., y Jeanne M. Plas. The Human Touch: Today's Most Unusual Program for Productivity and Profit. New York: Wiley, 1993.

Cita MLA (8a ed.)

Arnold, William W., y Jeanne M. Plas. The Human Touch: Today's Most Unusual Program for Productivity and Profit. Wiley, 1993.