佐伊费尔德 & 迈泽尔. (2012). 认识固体、液体和气体: What is the world made of? all about solids , liquids and gases. 北京联合出版公司.
Dyfyniad Arddull Chicago佐伊费尔德 and 迈泽尔. 认识固体、液体和气体: What Is the World Made of? All About Solids , Liquids and Gases. 北京联合出版公司, 2012.
Dyfyniad MLA佐伊费尔德 and 迈泽尔. 认识固体、液体和气体: What Is the World Made of? All About Solids , Liquids and Gases. 北京联合出版公司, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.