Rainbolt, George W.
Wadsworth and Cengage Learning, 2012
Buku Teks
Scharbach, Alexander
McGraw-Hill , 1965
Buku Teks
Hammond, Eugene R.
McGraw-Hill, 1989
Buku Teks
Wolseley, Roland E.
Chilton, 1959
Buku Teks
Tilley, Andrew J.
Pineapple Press, 2003
Buku Teks