Douglas, James M.
McGraw-Hill, 1988
Buku Teks
Felder, Richard M., author
John Wiley & Sons, 2000
Buku Teks
Felder, Richard M., author
John Wiley & Sons, 1978
Buku Teks
Felder, Richard M., author
John Wiley & Sons, 1986
Buku Teks
Murphy, Regina M.
McGraw-Hill, 2007
Buku Teks