Παραπομπή σε μορφή APA (7η εκδ.)

Hale, N. G. (1971). James Jackson Putnam and psychoanalysis: Letter between Putnam and Sigmund Freud,. HUP.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hale, Nathan G.,ed. James Jackson Putnam and Psychoanalysis: Letter Between Putnam and Sigmund Freud,. Massachusetts: HUP, 1971.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hale, Nathan G.,ed. James Jackson Putnam and Psychoanalysis: Letter Between Putnam and Sigmund Freud,. HUP, 1971.