APA (7e ed.) Bronvermelding
Hale, N. G. (1971). James Jackson Putnam and psychoanalysis: Letter between Putnam and Sigmund Freud,. HUP.
Chicago (17e ed.) Bronvermelding
Hale, Nathan G.,ed. James Jackson Putnam and Psychoanalysis: Letter Between Putnam and Sigmund Freud,. Massachusetts: HUP, 1971.
MLA (9e ed.) Bronvermelding
Hale, Nathan G.,ed. James Jackson Putnam and Psychoanalysis: Letter Between Putnam and Sigmund Freud,. HUP, 1971.
Let op: Deze citaties zijn niet altijd 100% accuraat.