Não informado. (1916). Cornell extension bulletin. Cornell University, Extension Service.
Chicagoスタイル(17版)引用形式Não informado. Cornell Extension Bulletin. Ithaca, NY: Cornell University, Extension Service, 1916.
MLA(8版)引用形式Não informado. Cornell Extension Bulletin. Cornell University, Extension Service, 1916.
警告: この引用は必ずしも正確ではありません.