Gaya APA

Jonathan, F, B., Sally, F, B. (1987). The psychology of separation and Loss : perspective on development, life transitions and clinical practice . San Francisco: Josey-Bass Pub..

Gaya MLA

Jonathan, Feshbach, Bloom,., Sally, Feshbach, Bloom,. "The psychology of separation and Loss : perspective on development, life transitions and clinical practice". San Francisco: Josey-Bass Pub., 1987. Text.