Não informado. (1931). American Fruit Grower. American Fruit Grower Publishing.
Chicagoスタイル(17版)引用形式Não informado. American Fruit Grower. Willoughby, Ohio: American Fruit Grower Publishing, 1931.
MLA(8版)引用形式Não informado. American Fruit Grower. American Fruit Grower Publishing, 1931.
警告: この引用は必ずしも正確ではありません.