Citazione Stile APA (7a Edizione)

Dowling, K. N. (2008). SAP Project System Handbook. Tata McGraw Hill Publishing Company Ltd.

Citazione stile Chigago Style (17a edizione)

Dowling, Kieron N. SAP Project System Handbook. New Delhi: Tata McGraw Hill Publishing Company Ltd, 2008.

Citatione MLA (9a ed.)

Dowling, Kieron N. SAP Project System Handbook. Tata McGraw Hill Publishing Company Ltd, 2008.