Seidel, Henry M.; Ball, Jane W.; Dains, Joyce E.; Benedict, G. William
Mosby, 1999
Buku Referensi
Levine, Ira N., author
McGraw-Hill, 1983
Buku Teks
Engel, Thomas, author
Pearson Prentice Hall, 2006
Buku Teks
Fried, Vojtech, author
McGraw-Hill, 1977
Buku Teks
Daniels, Farrington, author
John Wiley & Sons, 1944
Buku Teks