Man, Abu Bakar Che
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Buku Teks
Kuhre, W. Lee, 1947-, author
Prentice Hall PTR , 1995
Buku Teks
edited by Lee Harrison
McGraw-Hill, 1997
Buku Referensi
Marne, David J., author
McGraw-Hill, 2002
Buku Referensi
Reese, Charles D., author
CRC Press, 2009
Buku Referensi