Não informado. (1959). Illinois research. University of Illinois at Urbana-Champaign, Agricultural Experiment Station.
Style de citation Chicago (17e éd.)Não informado. Illinois Research. Urbana, Ill: University of Illinois at Urbana-Champaign, Agricultural Experiment Station, 1959.
Style de citation MLA (8e éd.)Não informado. Illinois Research. University of Illinois at Urbana-Champaign, Agricultural Experiment Station, 1959.
Attention : ces citations peuvent ne pas être correctes à 100%.