Ansoff, H. Igor, author
Penguin Books, 1975
Buku Teks
Hicks, Herbert G., author
McGraw-Hill Kogakusha, 1974
Buku Teks
edited by Harry W. Karn, B. von Haller Gilmer
McGraw-Hill, 1962
Buku Teks
edited by Harry W. Karn and B. von Haller Gilmer
McGraw-Hill, 1962
Buku Teks
Kilgannon, Pete, author
McGraw-Hill, 1980
Buku Teks