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Directing Forensics; Debate and Contest Speaking

Richard D. Rieke

出版	International Textbook Company, 1968
URL	http://books.google.com.hk/books?id=j-ILAQAAMAAJ&hl=&source=gbs_api

註釋

Introduces fishes and sea animals with "electric sense" and explains how they produce, detect, and use electricity to survive.