Mohd Johairy Jamal. (2010). An investigation of Parit Raja drinking water quality: Physical and chemical analyses. Universiti Tun Hussein Onn Malaysia.
Chicago-viite (17. p.)Mohd Johairy Jamal. An Investigation of Parit Raja Drinking Water Quality: Physical and Chemical Analyses. Batu Pahat: Universiti Tun Hussein Onn Malaysia, 2010.
MLA-viite (8. p.)Mohd Johairy Jamal. An Investigation of Parit Raja Drinking Water Quality: Physical and Chemical Analyses. Universiti Tun Hussein Onn Malaysia, 2010.
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