Desseler, Gary (2005) (E-BOOK): HUMAN RESOURCE MANAGEMENT. 10th ed. Prentice Hall Inc..

Elcock, Howard (2005) (E-BOOK): LOCAL GOVERNMENT. Routledge. ISBN 0-203-42477-8

Hasibuan, Drs. H. Malayu S.P. (2005) (E-BOOK): MANAJEMEN SUMBER DAYA MANUSIA. Bumi Aksara. ISBN 979-526-491-5

Rabin, Jack (2005) (E-BOOK): ENCYCLOPEDIA OF PUBLIC ADMINISTRATION AND PUBLIC POLICY. Taylor & Francis. ISBN 978-0-8493-3895-3

Swan, Michael (2005) (E-BOOK): PRACTICAL ENGLISH USAGE. OXFORD UNIVERSITY PRESS. ISBN 978-0-19-442099-0

Zimmerer, Thomas W. and Scarborough, Norman M. (2005) (E-BOOK): KEWIRAUSAHAAN DAN MANAJEMEN BISNIS KECIL. PT. Indeks Kelompok Gramedia. ISBN 979-683-761-7