(2000). Best environmental management practices (BEMP ): Manual to accompany. Management Association of the Philippines.
Chicago-viite (17. p.)Best Environmental Management Practices (BEMP ): Manual to Accompany. Makati City: Management Association of the Philippines, 2000.
MLA-viite (9. p.)Best Environmental Management Practices (BEMP ): Manual to Accompany. Management Association of the Philippines, 2000.
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