Lu, Pau-chang
Holt, Rinehart and Winston, 1973
Buku Teks
Froberg, Carl-Erik
Addison-Wesley, 1972
Buku Teks
Atkinson, Kendall E.
John Wiley & Sons, 2001
Buku Teks
Bradie, Brian
Pearson/Prentice Hall, 2006
Buku Teks
Hildebrand, Francis Begnaud
Tata McGraw-Hill, 1974
Buku Teks