Παραπομπή σε μορφή APA (7η εκδ.)

Butler-Bowdon, T. (2004). 50 success classics: Winning wisdom for work and life from 50 landmark books. Nicholas Brealey Pub..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Butler-Bowdon, Tom. 50 Success Classics: Winning Wisdom for Work and Life from 50 Landmark Books. London ; Yarmouth, Me.: Nicholas Brealey Pub., 2004.

Παραπομπή σε μορφή MLA (8th εκδ.)

Butler-Bowdon, Tom. 50 Success Classics: Winning Wisdom for Work and Life from 50 Landmark Books. Nicholas Brealey Pub., 2004.