Wahid, R. 2015. Penilaian Input Ekologi dan Implikasi Aktiviti Pengoperasian Kuari Terhadap Alam Sekitar dalam Laporan EIA di Labu, Negeri Sembilan: The Implication of Quarry Activities on Environment Through Ecological Input Assessment. A study on EIA Report in Labu, Negeri Sembilan, Malaysia. Perspektif Jurnal Sains Sosial dan Kemanusiaan. 7, 1 (May 2015), 84–100.