Voon, K. F., & Kamarudzaman, A. N. (2013). Study of point and non-point sources pollution – A case study of Timah Tasoh Lake in Perlis. Universiti Malaysia Perlis (UniMAP).
استشهاد بنمط شيكاغوVoon, Kim Feng, and Ain Nihla Kamarudzaman. Study of Point and Non-point Sources Pollution – A Case Study of Timah Tasoh Lake in Perlis. Universiti Malaysia Perlis (UniMAP), 2013.
MLA استشهادVoon, Kim Feng, and Ain Nihla Kamarudzaman. Study of Point and Non-point Sources Pollution – A Case Study of Timah Tasoh Lake in Perlis. Universiti Malaysia Perlis (UniMAP), 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.