説明
How did people measure time before there were any clocks? Who invented our calendar? What are time zones? What is jet lag? These questions and many others are answered in this book.
本の詳細
形式
ハードカバー
ページ数
32ページ
言語
英語
公開されました
Jan 1, 2000
出版社
Franklin Watts Ltd
ISBN-10
0749636327
ISBN-13
9780749636326