APA (7th ed.) Zitazioa
Peck, M. S. (1978). The road less traveled: A new psychology of love, traditional values, and spiritual growth. Simon & Schuster.
Chicago Style (17th ed.) Zitazioa
Peck, M. Scott. The Road Less Traveled: A New Psychology of Love, Traditional Values, and Spiritual Growth. New York: Simon & Schuster, 1978.
MLA (9th ed.) Zitazioa
Peck, M. Scott. The Road Less Traveled: A New Psychology of Love, Traditional Values, and Spiritual Growth. Simon & Schuster, 1978.
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