edited by Jiansheng Guo
Psychology Press, 2009
Buku Teks
Richards, Jack C., author
Cambridge University Press, 2006
Buku Teks
Richards, Jack C., author
Cambridge University Press, 1994
Buku Teks
edited by M.G. Hesse
North-Holland, 1975
Buku Teks
Soenjono Dardjowidjojo, 1938-, author
Yayasan Obor Indonesia, 2003
Buku Teks