APA Style

Palazzoli, M, S., Boscolo, L. (1978). Paradox And Counterparadox (2). New York. U S A: Jason Aronson,Inc.

MLA Style

Palazzoli, Maria, Selvini., Boscolo, Luigi. "Paradox And Counterparadox". 2 New York. U S A: Jason Aronson,Inc, 1978. Text.