Muzaffer Uysal
Springer Science, 2012
eBooks
Lauer, Robert H.
McGraw-Hill, 2014
Buku Teks
Filomena Maggino
Springer, 2012
eBooks
Thyer, Bruce A.
London : Sage Publications, 2001,
Buku Referensi
editor, Bruce A. Thyer
Sage Publications, 2001
Buku Referensi