TY - BOOK AU - Ries, Al TI - Positioning - The Battle for your Mind: : How to be seen and heard in the Overcrowded Marketplace SN - 9780446347949 U1 - 659.1 RIE PY - 1986/// CY - New York PB - Warner Books KW - Marketing KW - Positioning (advertising) KW - Al Ries KW - Jack Trout KW - Positioning - the Battle for your Mind ER -