Não informado. (1947). Public Libraries. American Library Association.
Chicagoスタイル(17版)引用形式Não informado. Public Libraries. Chicago, Ill: American Library Association, 1947.
MLA(8版)引用形式Não informado. Public Libraries. American Library Association, 1947.
警告: この引用は必ずしも正確ではありません.