Blake, Robert R., author
Gulf, 1974
Buku Teks
Beckhard, Richard, author
Addison-Wesley, 1969
Buku Teks
Fordyce, Jack K.
Addison-Wesley, 1971
Buku Teks
Lawler, Edward E.
Pustaka Binaman Pressindo, 1983
Buku Teks
Quirke, Bill, author
McGraw-Hill, 1996
Buku Teks