Affandi, B., W, S., H.(1970).Water Treatment and Examination : A Successor to "The Examination of Waters and Water Supplies by Thresh Beale and Suckling .London:J.& A. Churcill.
Gaya MLA
Affandi, B., W, S., H..Water Treatment and Examination : A Successor to "The Examination of Waters and Water Supplies by Thresh Beale and Suckling.London:J.& A. Churcill,1970.Lawas.