Cita APA

Courson, R. L., & Vernon, E. W. Determinig market grades of corn. Urbana Ill: Vocational Agricultural Service College of Agriculture University of Illinois.

Citación estilo Chicago

Courson, Roger L., y E. W. Vernon. Determinig Market Grades of Corn. Urbana Ill: Vocational Agricultural Service College of Agriculture University of Illinois.

Cita MLA

Courson, Roger L., y E. W. Vernon. Determinig Market Grades of Corn. Urbana Ill: Vocational Agricultural Service College of Agriculture University of Illinois.