7 1 30 David L. Watson Additional Author Roland G. Tharp Additional Author mixed material 0495187593 Wadsworth 2007 jumat_0010.jpg.jpg John W. Santrock Additional Author mixed material 007249199x Mc Graw Hill 2003 adult_development_and_aging_0080.jpg.jpg Stephen P. Robbins Additional Author Timothy A. Judge Additional Author mixed material 0138000409 New Jersey Pearson Education 2011 adult_development_and_aging_0098.jpg.jpg Robert A. Baron Additional Author Donn Byrne Additional Author mixed material 9799797416454 Jakarta Erlangga 2004 Psikologi_Sosial_Jilid_2.jpg.jpg Focus on Schools Fred D. Carver Additional Author Thomas J. Sergiovanni Additional Author mixed material New York McGraw-Hill 1969 Interpersonal Effectiveness and Self-actualization David W Johnson Additional Author mixed material 0205147704 Needham Heights Simon & Schuster 1993 Focus on Schools Fred D. Carver Additional Author Thomas J. Sergiovanni Additional Author mixed material New York McGraw-Hill 1969