APA

Williams L., . (2014). Clinican's guide to research methods in faimly therapy. New york: The guilford press.

Chicago

Williams Lee, . 2014. Clinican's guide to research methods in faimly therapy. New york: The guilford press.

Harvard

Williams L., . (2014). Clinican's guide to research methods in faimly therapy. New york: The guilford press.

MLA

Williams Lee, . Clinican's guide to research methods in faimly therapy. New york: The guilford press. 2014.