Scott, Beverly
Consulting on the inside: a practical guide for internal consultants
American Society for Training & Development, 2011
 eBooks
Lowman, Rodney L.
An introduction to consulting psychology: working with individuals, groups, and organizations
American Psychological Association, 2016
 Buku Teks
Cope, Mick
The seven Cs of consulting : the definitive guide to the consulting process
Financial Times Prentice Hall, 2003
 Buku Teks
Maheshwari, Shriram
Government through consultation advisory in Indian government
The Indian Institute of Public Administration, 1972
 Buku Teks
Prien, Erich P.
Individual assessment: as practiced in industry and consulting
Lawrence Erlbaum Associates, 2003
 Buku Teks