Mayer, Robert. How to win any argument, without raising your voice, losing your cool, or coming to blows / Robert Mayer. - Rev. ed. - Petaling Jaya : Advantage Quest Pub., 2011. - 250 p. : ill. ; 23 cm. ISBN: 9789833832514 RM33.85 Subjects--Topical Terms: Interpersonal conflict.