Vargas, Robert, author
Oxford University Press, 2016
eBooks
Simmons, Annette, author
American Management Association;;, 1998
eBooks
Yi, Chongjun
Seoul : Jimoondang Publishing Company, 2002
Buku Teks
Yi, Chongjun
Jimoondang Publ. Co, 2002
Buku Teks
Regis Machdy, author
Gramedia Pustaka Utama, 2019
Buku Teks