Não informado. (1988). Plant Varieties & Seeds. National Institute of Agriculture.
Chicagoスタイル(17版)引用形式Não informado. Plant Varieties & Seeds. Cambridge, Inglaterra: National Institute of Agriculture, 1988.
MLA(8版)引用形式Não informado. Plant Varieties & Seeds. National Institute of Agriculture, 1988.
警告: この引用は必ずしも正確ではありません.