Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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