Contracting Of Construction Consulting Service For The Supervision Of The Execution Of The Work: Improvement And Expansion Of The Integral Basic Sanitation Service Of The Native Community Of Puerto Huallana, In The District Of Megantoni - Province Of - Contracting Of Construction Consulting Service For The Supervision Of The Execution Of The Work: Improvement And Expansion Of The Comprehensive Basic Sanitation Service Of The Native Community Of Puerto Huallana, In The District Of Megantoni - Province Of Convention - Department Of Cusco 2547079