Agricultural technology in developing countries : social factors related to the use of modern techniques in two rural areas in Peru /
- A.L. Mac Donald. - Rotterdam :The U.P. , 1976
- xv,236 p. ; ill.
Errata:p. [237]
Bibliography: p. 225-231
9023762592
Agricultural innovations- Peru. Agriculture-Social aspects-Peru. Andahuayalas.Peru(Province)-Soccondit. Rio Mantaro Valley-Soc.Condit.