Encyclopedia of professional management
edited by Muriel Albers Bittel, Lester Robert Bittel and Jackson Eugene Ramsey
Grolier International, 1995
 Buku Referensi
The Implementation of project management : the professional's handbook
edited by Linn C. Stuckenbruck
Addison-Wesley, 1981
 Buku Referensi
Newell, Michael W.
Preparing for the project management professional (PMP) certification exam
American Management Association, 2005
 eBooks
Lock, Dennis
Project management
Gower, 2003
 Buku Teks
Shapiro, Benson P.
Marketing management: principles, analysis, and application vol. 1
Richard D. Irwin, 1985
 Buku Teks