Park, Byung Sang
Alma, 2007
Buku Teks
Lee, Tae Won
Choengorammedia, 2007
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Wan, Young Sik, author
Science Books, 2009
Buku Teks
William Marthy, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 1998
UI - Skripsi Membership
Paterson, Hugh E
The Johns Hopkins University Press, 1992
Buku Teks