APA (7th ed.) Zitazioa
Comfort, W. W. (1945). Just among Friends: The Quaker way of life. The Blakiston company.
Chicago Style (17th ed.) Zitazioa
Comfort, William Wistar. Just Among Friends: The Quaker Way of Life. Philadelphia: The Blakiston company, 1945.
MLA (9th ed.) Zitazioa
Comfort, William Wistar. Just Among Friends: The Quaker Way of Life. The Blakiston company, 1945.
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