Harrington, Michael, 1928-1989
Simon and Schuster, 1976
Buku Teks
Huttman, Elizabeth Dickerson
McGraw-Hill , 1981
Buku Teks
Doblstein, Andrew W.
Prentice-Hall, 1980
Buku Teks
Stursberg, Peter
Doubleday canada litnited, 1980
Buku Teks
Trofimenko, Genrikh
Progress Publishers, 1986
Buku Teks