Introduction to business a contemporary reader
edited by Joel J. Lersier
Englewood Cliffs, N.J., Prentice-Hall
 Buku Teks
Modern political thought: a reader
Routledge, 2000
 Buku Teks
The contemporary reader from Little, Brown
edited by Gary Goshgarian
Little, Brown, 1984
 Buku Teks
Sargent, Lyman Tower
Contemporary political ideologies
Wadsorth Thompson Learning, 2003
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Abcarian, Gilbert, editor
Contemporary political system
Charles Seribner's, 1970
 Buku Teks