Alasdair Roberts, author
Graduate School of Public Administration (GSPA), Seoul National Universty, 2018
Artikel Jurnal
Roberts, Harold S.
University of Hawaii Press, 1970
Buku Teks
Indiana Purdue University Press, 2014
Buku Teks
Olpin, Michael, author
Wadsworth and Cengage Learning, 2013
Buku Teks
Barzelay, Michael, author
University of California Press, 2001
Buku Teks