Contracting Of The Work Consulting Service, For The Elaboration Of The Technical File Of The Investment Project: "Improvement And Expansion Of The Primary Education Service In I.E. 64028 Of Centro Poblado Mazaray District Of Calleria Of The Province Of Coronel Portillo Of The Department Of Ucayali". Cui N ° 2649171 - Contracting Of The Work Consultance Service For The Elaboration Of The Technical File Of The Investment Project: "Improvement And Extension Of The Primary Education Service In I.E. 64028 Of Centro Poblado Manzaray District Of Calleria District Of Calonel Port. (EXPIRED)