APA (7th ed.) Citation

Yang, G. L., & Kim, D. K. (1999). Duncan's kingdom. Image Comics.

Chicago Style (17th ed.) Citation

Yang, Gene Luen, and Derek Kirk Kim. Duncan's Kingdom. [California]: Image Comics, 1999.

MLA (9th ed.) Citation

Yang, Gene Luen, and Derek Kirk Kim. Duncan's Kingdom. Image Comics, 1999.