APA引文

Carkhuff, R. R. (1983). Sources of human productivity. Human Resource Development Press.

Chicago Style (17th ed.) Citation

Carkhuff, Robert R. Sources of Human Productivity. Amherst, Mass.: Human Resource Development Press, 1983.

MLA引文

Carkhuff, Robert R. Sources of Human Productivity. Human Resource Development Press, 1983.

警告：這些引文格式不一定是100％准確.