Cita APA (7a ed.)
Ewell, P. T. (1988). Organization and Management of Field Activities in On-Farm Research: A Review of Experience in Nine Countries. International Service for National Agricultural Research.
Cita Chicago Style (17a ed.)
Ewell, Peter T. Organization and Management of Field Activities in On-Farm Research: A Review of Experience in Nine Countries. International Service for National Agricultural Research, 1988.
Cita MLA (9a ed.)
Ewell, Peter T. Organization and Management of Field Activities in On-Farm Research: A Review of Experience in Nine Countries. International Service for National Agricultural Research, 1988.
Precaución: Estas citas no son 100% exactas.