Fromm, Erich, author
Routledge Classics, 2001
Buku Teks
edited by John M. De Figueiredo, Michael Lenox, Felix Oberholzer-Gee, Richard G. Vanden Bergh
Emerald, 2016
eBooks
Lazarus, Arnold A.
McGraw-Hill, 1971
Buku Teks
Artikel Jurnal
G20 Seoul Sumit 2010, 2010
Majalah, Jurnal, Buletin