Raaflaub, Kurt A., author
Wiley Blackwell, 2013
Buku Teks
Pounds, Norman J. G., author
Silver Burdett, 1980
Buku Teks
edited by Otis W. Freeman and John W. Morris
McGraw-Hill, 1958
Buku Teks
edited by Otis W. Freeman and John W. Morris
McGraw-Hill, 1958
Buku Teks
Keene, Donald, author
Tuttle, 1976
Buku Teks