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.