APA (7th ed.) Citation

Joslin, M., & So, M. (1999). The tale of the heaven tree. A Lion Book.

Chicago Style (17th ed.) Citation

Joslin, Mary, and Meilo So. The Tale of the Heaven Tree. Oxford, England: A Lion Book, 1999.

MLA (9th ed.) Citation

Joslin, Mary, and Meilo So. The Tale of the Heaven Tree. A Lion Book, 1999.