APA (7th ed.) Citation

Tharp, R. G. (2012). Delta theory and psychosocial systems: The practice of influence and change. Cambridge University Press.

Chicago Style (17th ed.) Citation

Tharp, Roland G. Delta Theory and Psychosocial Systems: The Practice of Influence and Change. New York, NY: Cambridge University Press, 2012.

MLA (8th ed.) Citation

Tharp, Roland G. Delta Theory and Psychosocial Systems: The Practice of Influence and Change. Cambridge University Press, 2012.