Westoby, Adam
Free Press, 1989
Buku Teks
Brzezinski, Zbigniev K., author
Collier Books, 1990
Buku Teks
Brzezinski, Zbigniev K., author
Chartes Scribner's, 1989
Buku Teks
Brzezinski, Zbigniev K., author
Remaja Rosdakarya, 1990
Buku Teks
Brzezinski, Zbigniev K., author
Macmillan Publishing Company, 1993
Buku Teks