Taylor, Philip E., author
Macmillan, 1953;1948
Buku Teks
Hey, L., author
Sie Isaac Pitman, 1972
Buku Teks
Brownlee, O.H. (Oswald Harvey), 1917-, author
Prentice-Hall, 1954
Buku Teks
Herber, Bernard P., author
Richard D. Irwin, Inc, 1971
Buku Teks
Due, John F.
Richard D. Irwin, Inc., 1969
Buku Teks