Davis, Richard A.
Wm.C. Brown Publishers, 1996
Buku Teks
edited by Richard C. Vetter
Voice of America, 1974
Buku Teks
Weyl, Peter K.
John Wiley & Sons, 1970
Buku Teks
Yasso, Warren E.
New York: Holt, Rinehart and Winston, 1965
Buku Teks
Yasso, Warren E.
New York: Holt, Rinehart and Winston, 1965
Buku Teks