Kuther, Tara L.
Careers in psychology : opportunities in a changing world
Wadsworth/Cengage Learning, 2013
 Buku Teks SO
Social work essentials : selections from the Encyclopedia of social work
Cynthia Franklin, Editor in Chief
NASW Press, 2016
 Buku Referensi
The changing world and China in development: papers from the contemporary world multilateral dialogue
Zhongguo dang dai shi jie yan jiu zhong xin; Zhongguo he ping fa zhan ji jin hui.
Zhong yang bian yi chu ban she, 2013
 eBooks
World economic outlook
by International Monetary Fund
International Monetary Fund, 1999
 Buku Teks SO
Education for a changing world of work : report of the panel of consultants on vocational education
Department of Health, education and welfare, 1964
 Buku Teks SO