沃莉 & 辛金. (2009). 育儿书: Simple guide to having a baby. 青岛出版社.
Chicago Style (17th ed.) Citation沃莉 and 辛金. 育儿书: Simple Guide to Having a Baby. 青岛出版社, 2009.
MLA (8th ed.) Citation沃莉 and 辛金. 育儿书: Simple Guide to Having a Baby. 青岛出版社, 2009.
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