Cita APA (7a ed.)

RIES AL. (1986). POSITIONING: THE BATTLE FOR YOUR MINDS. MCGRAW-HILL.

Cita Chicago Style (17a ed.)

RIES AL. POSITIONING: THE BATTLE FOR YOUR MINDS. NEW YORK: MCGRAW-HILL, 1986.

Cita MLA (9a ed.)

RIES AL. POSITIONING: THE BATTLE FOR YOUR MINDS. MCGRAW-HILL, 1986.