Kotler, P. (1984). Marketing essentials. Prentice-Hall.
Chicago-čujuhus (17. p.)Kotler, Philip. Marketing Essentials. .Englewood Cliffs, N.J: Prentice-Hall, 1984.
MLA-čujuhus (9. p.)Kotler, Philip. Marketing Essentials. Prentice-Hall, 1984.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.