Abdullah Mohamad Said. (1999). Pengurusan sumber dan alam sekitar. Institusi Teknologi MARA, BIROTEKS.
Chicago Style (17th ed.) CitationAbdullah Mohamad Said. Pengurusan Sumber Dan Alam Sekitar. Shah Alam: Institusi Teknologi MARA, BIROTEKS, 1999.
MLA (8th ed.) CitationAbdullah Mohamad Said. Pengurusan Sumber Dan Alam Sekitar. Institusi Teknologi MARA, BIROTEKS, 1999.
Warning: These citations may not always be 100% accurate.