APA (7th ed.) Citation

Hongying, Y. (2003). Four troublemakers. HarperCollins Publishers.

Chicago Style (17th ed.) Citation

Hongying, Yang. Four Troublemakers. London: HarperCollins Publishers, 2003.

MLA (9th ed.) Citation

Hongying, Yang. Four Troublemakers. HarperCollins Publishers, 2003.

Warning: These citations may not always be 100% accurate.