Não informado. (1953). Canadian journal of agricultural science. Agricultural Institute of Canada.
Chicagoスタイル(17版)引用形式Não informado. Canadian Journal of Agricultural Science. Ottawa: Agricultural Institute of Canada, 1953.
MLA(8版)引用形式Não informado. Canadian Journal of Agricultural Science. Agricultural Institute of Canada, 1953.
警告: この引用は必ずしも正確ではありません.