APA (7th ed.) Citation

Lee, K., & Ramsey, S. R. (2011). A History of the Korean Language.

Chicago Style (17th ed.) Citation

Lee, Ki-Moon, and S. Robert Ramsey. A History of the Korean Language. 2011.

MLA (9th ed.) Citation

Lee, Ki-Moon, and S. Robert Ramsey. A History of the Korean Language. 2011.

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