Yu Zheng
Cambridge University Press, 2013
eBooks
Staley, Eugene
McGraw-hill, 1965
Buku Teks
Bruch, Mathias
Westview Press, 1984
Buku Teks
edited by Rob van Tulder, Alain Verbeke, Jorge Carneiro, Maria Alejandra Gonzalez-Perez
Emerald, 2016
eBooks
edited by Lorraine Eden
St. Martin's Press, 1993
Buku Teks