Punch, Keith F.
Developing effective research proposlas
Sage Publications, 2008
 Buku Teks SO
Morrison, Ray
Developing effective engineering leadership
Institution of Engineering and Technology, 2006
 eBooks
Gerstenfeld, Arthur
Effective management of research and development
Addison-Wesley, 1970
 Buku Teks SO
Price, Miles Oscar, 1890-1968
Effective legal research
Brown and Company, 1979
 Buku Referensi
Price, Miles Oscar, 1890-1968
Effective legal research
Little, Brown, 1979
 Buku Teks SO