Mortimer, Charles E.
Chemistry / Charles E. Mortimer
Publishing, 1983
 Buku Teks
Gray, Charles L.
Moving America to methanol / Charles L. Gray, Jeffrey A. Alson
The University of Michigan Press, 1988
 Buku Teks
DePuy, Charles H.
Introduction to organic chemistry / Charles H. DePuy, Kenneth L. Rinehart
John Wiley & Sons, 1975
 Buku Teks
Willis, James F.
Explorations in microeconomics
North West Publishing, 2002
 Buku Teks
Hollander, Stanley C.
Explorations in retailing
Michigan State University , 1960
 Buku Teks