Leinwand, Gerald
Allynand Bacon, Inc., 1974
Buku Teks
Kennedy, David M., 1905-1996, author
Wadsworth and Cengage Learning, 2012
Buku Teks
Bailey, Thomas Andrew, 1902-1983, author
Hoover Institution Press, 1982
Buku Teks
Bailey, Thomas Andrew, 1902-1983, author
D.C. Heath, 1987
Buku Referensi
Bailey, Thomas Andrew, 1902-1983, author
D.C. Heath, 1987
Buku Referensi