Contracting Of Consulting Consulting For Construction Supervision: Improvement And Expansion Of The Rural Drinking Water Service And Expansion Of The Sewer Service Or Other Forms Of Sanitary Disposal Of Excretes In The Community Of Merques Del - Contracting Consulting Consulting For Construction Supervision: Improvement And Expansion Of The Service Of Rural Drinking Water And Expansion Of The Sewer Service Or Other Forms Of Sanitary Disposal Of Excrete In The Community Of Merques Of The District Of Velille.