Magabook, 1994
Buku Referensi
Tan, Kim-huon
Regional Institute of Higher Education and Development, 1974
Buku Teks
Veblen, Thorstein
Hill and Wang , 1965
Buku Teks
edited by Yat-hoong Yip
Regional Institute of Higher Education and Development, 1972
Buku Teks
Hazna Nurul Faiza, author
2016
UI - Skripsi (Membership)