na INLIS000000000020778 20210426131813 210426||||||||| | ||| |||| || | 139370536 010-0421020778 id 159.962 159.962 ROS u ROSS, Raymond S. Understanding Persuasion : foundation and practice 2nd.ed. New Jersey Prentice - Hall,inc 1985 xiii, 236p.:ills ,; 24cm psikologi -- persuasi