Cooley, Thomas
Norton & Company, 1979
Buku Teks
edited Arthur M. Eastman ... [and others]
W.W. Norton , 1965
Buku Teks
Day, Susan
McGraw-Hill, 1988
Buku Teks
Knepler, Henry
Macmillan, 1983
Buku Teks
edited by Sylvan Barnet ... [et al.]
Longman, 2003
Buku Teks