Guan, Liming
South Western Cengage Learning, 2009
Buku Teks
Shillinglaw, Gordon
Richard D. Irwin, 1962
Buku Teks
Schmiedicke, Albert E.
Ohio South-Western Publishing , 1988
Buku Teks
Gray, Jack
McGraww-Hill, 1982
Buku Teks
Blocher, Edward J.
McGraw-Hill, 2002
Buku Teks