Παραπομπή σε μορφή APA (7η εκδ.)

Wartzman, R. (2012). What would Drucker do now: Solutions to today's toughest challenges from the father of modern management. McGraw-Hill.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Wartzman, Rick. What Would Drucker Do Now: Solutions to Today's Toughest Challenges from the Father of Modern Management. New York, NY: McGraw-Hill, 2012.

Παραπομπή σε μορφή MLA (9th εκδ.)

Wartzman, Rick. What Would Drucker Do Now: Solutions to Today's Toughest Challenges from the Father of Modern Management. McGraw-Hill, 2012.