edited by John H. Perry
McGraw-Hill, 1950
Buku Referensi
Walas, Stanley M., author
McGraw-Hill, 1975
Buku Teks
Walas, Stanley M., author
McGraw-Hill Company, 1975
Buku Teks
Gulf Publishing Company, 1998
Buku Teks
De Nevers, Noel, 1932-, author
McGraw-Hill, 1991
Buku Teks