Παραπομπή σε μορφή APA (7η εκδ.)

Johnson, S. (2009). Peaks and valleys: Making good and bad times work for you--at work and in life (1st Atria books hardcover ed.). Atria Books.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Johnson, Spencer. Peaks and Valleys: Making Good and Bad Times Work for You--at Work and in Life. 1st Atria books hardcover ed. New York: Atria Books, 2009.

Παραπομπή σε μορφή MLA (9th εκδ.)

Johnson, Spencer. Peaks and Valleys: Making Good and Bad Times Work for You--at Work and in Life. 1st Atria books hardcover ed. Atria Books, 2009.