Gomes, Faustino Cardoso. 2005, Manajemen Sumber Daya Manusia, Yogyakarta : Andi Offset.Handoko Hani T. 2004, Manajemen Personalia dan Sumber Daya Manusia, BPFE, Yogyakarta.Hart, Cathy, dkk. 1999, Retailer and Student Perceptions of Competence Development, International Journal of Retail and Distribution Management, Vol. 27, No. 9, hal. 362-373. Houtzagers, Gijs. 1999, Participation and Empowerment: An International Journal, Vol. 13, No. 4. Hronec, Fred E. 1993, A Theory of LeadershipEffectiveness, Mc. Graw Hill Book Company, New York.Hezberg F. 1996, Work and The Nature of Man Cleveled, World Publishing.Johnston, James L, John M Ivancevich, James H Donnely Jr. 1995, Organisasi, Perilaku, Struktur, Proses, Terjemahan Nunuk Adriani, Binarupa Aksara, Jakarta.Mangkunegara Anwar Prabu A. A. 2009, Manajemen Sumber Daya Manusia Perusahaan, Bandung : PT. Remaja Rosdakarya.Milkovich, G.J & Bourddreau, J.W. 2003 Human Resource Management.Eighth Edition,Richard D. Irwin, a Times Mirrom Higher Education Group. Inc, Company. Mitrani, A, Daziel, M. and Fitt, D. 1992, Competence Based Human Resources Management : Value-Driven Strategies For Recruitmen, Development and Reward.London : Kogan Page Limited.Mohammad Nazir, 1988, Metode Penelitian, Jakarta : Ghalia Indonesia.Mustafa Zainal Eq, 1990, Pengantar Statistik Terapan Untuk Ekonomi, BPFE-UII, Yogyakarta.Nawawi, Usman. 2000, Sumber Daya Manusia, Gunung Agung, Jakarta.New Strom, Jhon W, Davis Keith. 2002, Perilaku Dalam Organisasi,Jilid I, Erlangga, Jakarta.Nitisemito, Alex S. 1997, Manajemen Sumber Daya Manusia, Gunung Agung, Jakarta.Nijhof. 1998, Journal Of European Industrial Training, 22/6.Nirwana Sitepu, 1994, Analisis Jalur, Bandung : UPT Jurusan Statistik, FMIPA UNPAD.Noe, Raymond A, Holienbeck, John R, Gerhart, Barry, Wright, Patrick M, 2003, Human Resources Management : Gaining a Competitive Advantage,North Amarica : McGraw Hill.Robbins, S. 1996, Perilaku Organisasi, Alih Bahasa Pujaatmaka, Jakarta : Pren Halindo.______________. 1993, Organizational Behavior Concepts, Controversies and Applications,New Jersey : Prentice Hall International Editions.______________, 2003 Organizational Behavior, 9thEdition, Prentice Hall International, Inc, New JerseyRowe, Christopher. 1995, Clarifying The Use Of Competence And Competency Models In Recruitment, Assessment And Staff Developmen, Industrial And Commercial Training, Vol. 27, No. 11.