The Puebla Project:
Biggs, H.H.
The Puebla Project: progress and problems - Fort Collins, CO (USA) : Colorado State University, USAID, 1972 - 27 pages - Printed - Water Management Technical Report ; No. 22 .
English
The Puebla Project: progress and problems - Fort Collins, CO (USA) : Colorado State University, USAID, 1972 - 27 pages - Printed - Water Management Technical Report ; No. 22 .
English