APA Style

NICHOLS, M, P., SCHWARTZ, R, C. (2004). Family therapy: concepts and methods, 6th ed (6). New York: Pearson Education, Inc..

MLA Style

NICHOLS, MICHAEL, P.., SCHWARTZ, RICHARD, C.. "Family therapy: concepts and methods, 6th ed". 6 New York: Pearson Education, Inc., 2004. Text.