Bethel, Lawrence L., author
McGraw-Hill Kogakusha, 1971
Buku Teks
Argenti, John, author
Allen & Unwin, 1975
Buku Teks
Argenti, John, author
Allen & Unwin, 1972
Buku Teks
Filipetti, George, author
Richard D. Irwin, 1959
Buku Teks
Davis, R.C., author
Harper & Row, 1951
Buku Teks