(1993). World directory of business information libraries. Euromonitor PLC.
Chicagoスタイル(17版)引用形式World Directory of Business Information Libraries. London: Euromonitor PLC, 1993.
MLA(9版)引用形式World Directory of Business Information Libraries. Euromonitor PLC, 1993.
警告: この引用は必ずしも正確ではありません.