Gaya APA

RIES, Al, Jack Trout. (1989). Bottom-up marketing . New York: McGraw-Hill.

Gaya Chicago

RIES, Al, Jack Trout. Bottom-up marketing. New York: McGraw-Hill, 1989. Text.

Gaya MLA

RIES, Al, Jack Trout. Bottom-up marketing. New York: McGraw-Hill, 1989. Text.

Gaya Turabian

RIES, Al, Jack Trout. Bottom-up marketing. New York: McGraw-Hill, 1989. Print.