Cita APA (7a ed.)

Não informado. AERR. University of Illinois at Urbana-Champaign, Agricultural Experiment Station.

Cita Chicago Style (17a ed.)

Não informado. AERR. Urbana, Ill: University of Illinois at Urbana-Champaign, Agricultural Experiment Station.

Cita MLA (8a ed.)

Não informado. AERR. University of Illinois at Urbana-Champaign, Agricultural Experiment Station.

Precaución: Estas citas no son 100% exactas.