Não informado. (1923). Ontario Milk Producer. Ontario Milk Marketing Board.
Style de citation Chicago (17e éd.)Não informado. Ontario Milk Producer. Toronto, Canada: Ontario Milk Marketing Board, 1923.
Style de citation MLA (8e éd.)Não informado. Ontario Milk Producer. Ontario Milk Marketing Board, 1923.
Attention : ces citations peuvent ne pas être correctes à 100%.