Kotler, P. (1999). Kotler on marketing. Free press.
Chicago-čujuhus (17. p.)Kotler, Philip. Kotler on Marketing. New york: Free press, 1999.
MLA-čujuhus (9. p.)Kotler, Philip. Kotler on Marketing. Free press, 1999.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.