APA Citatie

Hopson, B., & Scally, M. (1994). Twelve steps to success through service. Excel.

Chicago Style citaat

Hopson, Barrie, en Mike Scally. Twelve Steps to Success Through Service. New Delhi: Excel, 1994.

MLA citatie

Hopson, Barrie, en Mike Scally. Twelve Steps to Success Through Service. Excel, 1994.

Let op: Deze citaties zijn niet altijd 100% accuraat.