APA(7版)引用形式

Dittmann, H., & Hardy, J. (2007). Learn Library of Congress classification (2nd North American ed.). TotalRecall Publications, Inc..

Chicagoスタイル(17版)引用形式

Dittmann, Helena, , Jane Hardy. Learn Library of Congress Classification. 2nd North American ed. Friendswood, Tex: TotalRecall Publications, Inc., 2007.

MLA(9版)引用形式

Dittmann, Helena, , Jane Hardy. Learn Library of Congress Classification. 2nd North American ed. TotalRecall Publications, Inc., 2007.

警告: この引用は必ずしも正確ではありません.