Barrow, Gordon M., author
McGraw-Hill, 1981
Buku Teks
Helmprecht, H.L., author
McGraw-Hill, 1977
Buku Teks
Sienko, Michell J., author
McGraw-Hill Kogakusha, 1961
Buku Teks
Busch, Daryle H., author
Allyn and Bacon , 1978
Buku Teks
Busch, Daryle H., author
Allyn and Bacon, 1973
Buku Teks