Ramakrishna, K. (2012). Essentials of project management. PHI Learning.
Chicago-čujuhus (17. p.)Ramakrishna, Kamaraju. Essentials of Project Management. New Delhi: PHI Learning, 2012.
MLA-čujuhus (9. p.)Ramakrishna, Kamaraju. Essentials of Project Management. PHI Learning, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.