稚子文化. (2011). 少儿阶梯科学实验 第四阶: Children's scientific experiments——step by step. 云南教育出版社.
Chicago (17e ed.) Bronvermelding稚子文化. 少儿阶梯科学实验 第四阶: Children's Scientific Experiments——step by Step. 云南教育出版社, 2011.
MLA (8e ed.) Bronvermelding稚子文化. 少儿阶梯科学实验 第四阶: Children's Scientific Experiments——step by Step. 云南教育出版社, 2011.
Let op: Deze citaties zijn niet altijd 100% accuraat.