Gaya APA

Grashof, J, F. et al (1984). Readings and cases in : Basic marketing (4th ed.). Homewood, Ill.: Richard D. \\n Irwin.

Gaya MLA

Grashof, John, F.. et al. "Readings and cases in : Basic marketing". 4th ed. Homewood, Ill.: Richard D. \\n Irwin, 1984. Text.