(1989). Administrative Order no. 18 series of 1989: Revised rules and regulations governing conversion of private agricultural lands to non-agricultural uses. Malaya.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"Administrative Order No. 18 Series of 1989: Revised Rules and Regulations Governing Conversion of Private Agricultural Lands to Non-agricultural Uses." Malaya 1989.
एमएलए (9वां संस्करण) प्रशस्ति पत्र"Administrative Order No. 18 Series of 1989: Revised Rules and Regulations Governing Conversion of Private Agricultural Lands to Non-agricultural Uses." Malaya, 1989.
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