الوصف
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.
تفاصيل الكتاب
تنسيق
غلاف صلب
صفحات
32 صفحات
لغة
الإنجليزية
منشور
Jan 1, 2000
الناشر
Franklin Watts Ltd
رقم ISBN-10
0749636327
رقم ISBN-13
9780749636326