Gaya APA

FERRUCCI, P. (1982). What We May Be: Techniques for Psychological and Spiritual Growth Through Psychosynthesis (1). Los Angeles: Jeremy P. Tarcher.

Gaya MLA

FERRUCCI, Piero. "What We May Be: Techniques for Psychological and Spiritual Growth Through Psychosynthesis". 1 Los Angeles: Jeremy P. Tarcher, 1982. Text.