Britt, Steuart Henderson, author
McGraw-Hill Kogakusha, 1978
Buku Teks
edited by Yves Chapel
International Institute of Administrative Sciences, 1977
Buku Teks
edited by C. Edward Weber and Gerald Peters
International Textbook Company, 1969
Buku Teks
Newman, William H., author
Prentice-Hall of Japan, 1963
Buku Teks
Artikel Jurnal