Layder, Derek
Understanding sociology theory
Sage, 1994
 Buku Teks
Daft, Richard L., 1964-
Understanding the theory and design of organizations
South Western Cengage Learning, 2013
 Buku Teks
Tannsjo, Torbjorn
Understanding ethics: An Introduction to moral theory
Edinburgh University Press, 2010
 Buku Teks
Deliberative policy analysis : understanding governance in the network society
University Press, 2003
 Buku Teks
Understanding nonprofit organizations: governance, leadership, and management
edited by J. Steven Ott and Lisa A. Dicke; with case studies by C. Kenneth Meyer
Westview Press, 2016
 Buku Teks