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Society for Industrial and Applied Mathematics, 2009
eBooks
Devaney, Robert L., author
Addison-Wesley, 1990
Buku Teks
Hilborn, Robert C., author
Oxford University Press, 1994
Buku Teks
Albert Wirya S., author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2015
UI - Skripsi Membership
Sardar, Ziauddin, author
Icon Books, 2000
Buku Teks