Cita APA

Scharf, P. (2015). Managing nitrogen for crop production. Estados Unidos de América: American Society of Agronomy, Inc. ; Crop Science Society of America, Inc., Soil Science Society of America, Inc..

Citación estilo Chicago

Scharf, Peter. Managing Nitrogen for Crop Production. Estados Unidos de América: American Society of Agronomy, Inc. ; Crop Science Society of America, Inc., Soil Science Society of America, Inc., 2015.

Cita MLA

Scharf, Peter. Managing Nitrogen for Crop Production. Estados Unidos de América: American Society of Agronomy, Inc. ; Crop Science Society of America, Inc., Soil Science Society of America, Inc., 2015.