布德. (2011). 30岁时你是谁: Who are you? 中国纺织出版社.
Dyfyniad Arddull Chicago布德. 30岁时你是谁: Who Are You? 中国纺织出版社, 2011.
Dyfyniad MLA布德. 30岁时你是谁: Who Are You? 中国纺织出版社, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.
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