Newbury House Publishers, 1981
Buku Teks
Wardlaw, Gordon M., 1912-1989, author
McGraw-Hill, 2000
Buku Teks
Blackwell Publishers, Inc, 1999
Buku Teks
Voltaire, 1694-1778
New York Dell 1959
Buku Teks
Richard S. Kayne, Thomas Leu, Raffaella Zanuttini
Wiley-Blackwell, a John Wiley & Sons, Ltd., publication, 2014
Buku Teks