California Graduate School of Marital and Family Therapy. (1972). Family Therapy. Libra Publishers.
Citação do estilo Chicago (17ª ed.)California Graduate School of Marital and Family Therapy. Family Therapy. San Diego, Calif: Libra Publishers, 1972.
Citação MLA (8ª ed.)California Graduate School of Marital and Family Therapy. Family Therapy. Libra Publishers, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.