Gaya APA
Greer, T, V. (1987).
Cases in marketing: orientation, analysis, and problems (ed. 4).
London:
Palgrave Macmillan.
Gaya MLA
Greer, Thomas, V..
"Cases in marketing: orientation, analysis, and problems".
ed. 4
London:
Palgrave Macmillan,
1987.
Text.