Zayas, Farishta G. de
The law and institution of zakat / Farishta G. de Zayas; edited, A.Z. Abbasi
The Other Press, 2003
Buku Teks SO
Bradgate, Robert
Commercial law
Butterworth, 1991
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Goode, Roy
Commercial law
Penguin Books, 2004
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Savage, Nigel
Commercial Law
Butterworth, 1991
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Hewiit, Charles M.
Commercial law
Houghton Mifflin, 1962
Buku Teks