Não informado. (1971). Advanced Technology Libraries. Knowledge Industry Publications.
Chicagoスタイル(17版)引用形式Não informado. Advanced Technology Libraries. White Plains, NY: Knowledge Industry Publications, 1971.
MLA(8版)引用形式Não informado. Advanced Technology Libraries. Knowledge Industry Publications, 1971.
警告: この引用は必ずしも正確ではありません.