Takeo Yazaki
Japan Publication, INC, 1968
Buku Teks
Muhammad Agung Persada Bangun, author
2017
UI - Skripsi (Membership)
Munson, Byron E.
College of Administrative Science , 1968
Buku Teks
Schaller, Lyle E., author
Nashville-Abingdon Press , 1966
Buku Teks
Lilis Siti Hodijah, author
2013
UI - Tesis (Membership)