Ries, A., & Trout, J. (1989). Bottom-up marketing / by Al Ries and Jack Trout. McGraw-Hill.
Chicago Style (17th ed.) CitationRies, Al, and Jack Trout. Bottom-up Marketing / by Al Ries and Jack Trout. McGraw-Hill, 1989.
MLA (9th ed.) CitationRies, Al, and Jack Trout. Bottom-up Marketing / by Al Ries and Jack Trout. McGraw-Hill, 1989.
Warning: These citations may not always be 100% accurate.