Gaya APA
Still, W, E, C, :, G, :, N, :, R, R. (1976).
Fundamentals Of Modern Marketing .
New Jersey:
Prentice-Hall.
Gaya MLA
Still, W, Edward, Cundiff, :, Govoni, :, Norman, :, Ralph, Richard.
"Fundamentals Of Modern Marketing".
New Jersey:
Prentice-Hall,
1976.
Text.