Psychosynthesis :
a manual of principles and techniques /
Roberto Assagioli.
APA Citation
Assagioli, R. (19761965). Psychosynthesis: a manual of principles and techniques. Harmondsworth, Eng: Penguin Books.
MLA Citation
Assagioli, Roberto, 1888-. Psychosynthesis: a Manual of Principles And Techniques. Harmondsworth, Eng: Penguin Books, 19761965.
Warning: These citations may not always be complete (especially for serials).