Heather Hasan
Helium [PDF ebook]

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的封面 Heather Hasan: Helium (PDF)

This book explores the second most abundant element in the universe. The reader’s interest is captured through photographs, anecdotes, interesting facts, helium’s discovery, and the practical role it plays in our lives like bright balloons.

€44.32

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语言英语 ● 格式 PDF ● 网页 48 ● ISBN 9781435839519 ● 出版者 The Rosen Publishing Group, Inc ● 发布时间 2006 ● 下载 3 时 ● 货币 EUR ● ID 8666110 ● 复制保护 Adobe DRM

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