APA (7th ed.) Citation

Carkhuff, R. R. (1983). IPS, interpersonal skills and human productivity. Human Resource Development Press.

Chicago Style (17th ed.) Citation

Carkhuff, Robert R. IPS, Interpersonal Skills and Human Productivity. Amherst, Mass.: Human Resource Development Press, 1983.

MLA (9th ed.) Citation

Carkhuff, Robert R. IPS, Interpersonal Skills and Human Productivity. Human Resource Development Press, 1983.