Positioning : the battle for your mind / by Al Ries and Jack Trout.

Author/creator Ries, Al.
Other author Trout, Jack.
Format Book
Publication InfoNew York : McGraw-Hill, ©1981.
Descriptionxii, 246 pages ; 21 cm
Subjects

General noteIncludes index.
LCCN 80036829
ISBN0070652635