Não informado. (2001). Annual Report of the Canal Zone Experiment Gardens. Canal Zone.
Chicagoスタイル(17版)引用形式Não informado. Annual Report of the Canal Zone Experiment Gardens. Panamá: Canal Zone, 2001.
MLA(8版)引用形式Não informado. Annual Report of the Canal Zone Experiment Gardens. Canal Zone, 2001.
警告: この引用は必ずしも正確ではありません.