Nigel Slack, Stuart Cahmbers, Robert Johnston, Alan Betts
Pearson Education Limited, 2006
Buku Teks
Noll, Edward M.
Howard W. Sams, , 1978
Buku Teks
Highsmith, Richard M., Jr.
J.B.Lippincott Co., 1963
Buku Teks
Gerhart, Philip M., author
Addison -Wesley, 1985
Buku Teks
Funk, Ernest M.
John Wiley & Sons, 1955
Buku Teks