APA引文

Dittmann, H. (2000). Learn library of congress classification. Canberra, Australia: DocMatrix.

Trích dẫn kiểu Chicago

Dittmann, Helena. Learn Library of Congress Classification. Canberra, Australia: DocMatrix, 2000.

MLA引文

Dittmann, Helena. Learn Library of Congress Classification. Canberra, Australia: DocMatrix, 2000.

警告：这些引文格式不一定是100％准确.