أحمد حلمى
Member
الكتاب الاول
Water Treatment Plant Operation (A Field Study Training Program, Volume 1, Sixth Edition)
Hardcover – January 1, 2008
by Project Director Kenneth D. Kerri (Author)
الرابط
http://www.amazon.com/Treatment-Ope...d_sim_b_1?ie=UTF8&refRID=003WYE5XRJ3C4496Z5FV
الكتاب الثانى
http://www.amazon.com/Treatment-Ope...d_sim_b_1?ie=UTF8&refRID=003WYE5XRJ3C4496Z5FV
الكتاب الثانى
Water Treatment Plant Operation,
Volume 2 Hardcover – January 1, 2006
by California State University Sacramento O (Author)
الرابط
http://www.amazon.com/Water-Treatme...d_sim_b_1?ie=UTF8&refRID=0NN7ADDY8KT5QFXQ5R7Xمن فضلكم وجزاكم الله كل خير