PPKAW, P. P. K. A. (2007). EAP 583-4 AIR AND NOISE POLLUTION CONTROL OCT-NOV 07.
Chicago Style CitationPPKAW, Pusat Pengajian Kejuruteraan Awam. EAP 583-4 AIR AND NOISE POLLUTION CONTROL OCT-NOV 07. 2007.
MLA引文PPKAW, Pusat Pengajian Kejuruteraan Awam. EAP 583-4 AIR AND NOISE POLLUTION CONTROL OCT-NOV 07. 2007.
警告:这些引文格式不一定是100%准确.