Cita APA (7a ed.)

Köster, K. (2011). International Project Management. SAGE Publications India Pvt. Ltd.

Cita Chicago Style (17a ed.)

Köster, Kathrin. International Project Management. New Delhi: SAGE Publications India Pvt. Ltd, 2011.

Cita MLA (9a ed.)

Köster, Kathrin. International Project Management. SAGE Publications India Pvt. Ltd, 2011.