Marn, M. V. (2004). The Price Advantage. Roli Books Pvt. Ltd.
Chicago-čujuhus (17. p.)Marn, Michael V. The Price Advantage. New Delhi: Roli Books Pvt. Ltd, 2004.
MLA-čujuhus (9. p.)Marn, Michael V. The Price Advantage. Roli Books Pvt. Ltd, 2004.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.