by Thomas W. Dunfee [and others]
McGraw-Hill, 1996
Buku Teks
Cambridge University Press, 2017
eBooks
Anderson, Ronald A., author
South-Western Publishing Co, 1961
Buku Teks
Prentice-Hall, 1962
Buku Teks
Lavine, Abraham Lincoln
Prentice-Hall, 1963
Buku Teks