New York Waldon Press 1958
Buku Teks
New York: Hungarian Committe, 1958
Buku Teks
Rao, Aman
S.S. Mubaruk & Bros PTE, 1996
Buku Teks
written and edited by Christine Mummery ... [and others]
Elsevier , 2011
Buku Teks
Salamon, Peter, 1950- , author
Society for Industrial and Applied Mathematics, 2002
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