灵犀工作室. (2009). 青少年最感兴趣的世界之奇: World chief wonders for youngsters. 青岛出版社.
Chicago Style (17th ed.) Citation灵犀工作室. 青少年最感兴趣的世界之奇: World Chief Wonders for Youngsters. 青岛出版社, 2009.
MLA (8th ed.) Citation灵犀工作室. 青少年最感兴趣的世界之奇: World Chief Wonders for Youngsters. 青岛出版社, 2009.
Warning: These citations may not always be 100% accurate.