西恩 & 严雪莉. (2010). 被遗忘的幸福密码: Game of life and how to play it. 中国友谊出版公司.
Chicago Style (17th ed.) Citation西恩 and 严雪莉. 被遗忘的幸福密码: Game of Life and How to Play It. 中国友谊出版公司, 2010.
MLA (8th ed.) Citation西恩 and 严雪莉. 被遗忘的幸福密码: Game of Life and How to Play It. 中国友谊出版公司, 2010.
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