Kelley, Allen C
Lessons from Japanese development : an analytical economic history /Allen C. Kelley; Jeffrey G. Williamson
The University of Chicago Press, 1974
 Buku Teks SO
Orwell, George, 1903-1950
Animal Farm / George Orwell ; with an introduction by Julian Symons
Everyman's Library, 1993
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Santayana, George
Scepticism and animal faith introduction to a system of philosophy
Dover, 1955
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Ridley, Mark
Animal behavior : an introduction to behavioral mechanisms, development and ecology
Blackwell, 1995
 Buku Teks SO
Ridley, Mark
Animal behavior : an introduction to behavioral mechanisms, development and ecology
Blackwell, 1995
 Buku Teks SO