Books by Marvin R. Duncan
Western water resources
Financing agriculture into the twenty-first century
Industrialization of heartland
Industrialization of heartland agriculture
Challenges for agricultural fi
Challenges for agricultural finance
Modeling agriculture for polic
Modeling agriculture for policy analysis in the 1980s
Concepts and surveys for area
Concepts and surveys for area health care planners
International trade and Americ
International trade and American agriculture