郭瑶. (2010). 儿童趣味四手联弹钢琴曲集: Interesting piano four hands collection for kids. 湖南文艺出版社.
Chicago (17e ed.) Bronvermelding郭瑶. 儿童趣味四手联弹钢琴曲集: Interesting Piano Four Hands Collection for Kids. 湖南文艺出版社, 2010.
MLA (8e ed.) Bronvermelding郭瑶. 儿童趣味四手联弹钢琴曲集: Interesting Piano Four Hands Collection for Kids. 湖南文艺出版社, 2010.
Let op: Deze citaties zijn niet altijd 100% accuraat.