Ferguson, George Andrew, author
McGraw-Hill, 1987
Buku Teks
Ferguson, George Andrew, author
McGraw-Hill , 1989
Buku Teks
Boland, Philip J., author
Chapman & Hall/CRC , 2007
Buku Teks
Blank, Leland, author
McGraw-Hill, 1980
Buku Teks
Time-Life Books, 1971
Buku Referensi