A CONSORTIUM FOR INTERNATIONAL DEVELOPMENT STUDY:
SHANER, W.W. W.W. SHANER, P .F PHILIPP, AND W.R. SCHMEHL
A CONSORTIUM FOR INTERNATIONAL DEVELOPMENT STUDY: READINGS IN FARMING FYSTEMS RESEARCH AND DEVELOPMENT. - COLORADO, WESTVIEW PRESS: 1982.
0865315027
630.201 SHA
A CONSORTIUM FOR INTERNATIONAL DEVELOPMENT STUDY: READINGS IN FARMING FYSTEMS RESEARCH AND DEVELOPMENT. - COLORADO, WESTVIEW PRESS: 1982.
0865315027
630.201 SHA