APA (7e ed.) Bronvermelding
Maslow, A. H. (1968). Toward a psychology of being (2nd.ed.). by D.Van Nostrand.
Chicago (17e ed.) Bronvermelding
Maslow, Abraham H. Toward a Psychology of Being. 2nd.ed. Princeton: by D.Van Nostrand, 1968.
MLA (9e ed.) Bronvermelding
Maslow, Abraham H. Toward a Psychology of Being. 2nd.ed. by D.Van Nostrand, 1968.
Let op: Deze citaties zijn niet altijd 100% accuraat.