APA (7th ed.) Citation

Van Buskirk, J. D. (1919). The climate of Korea, and its probable effect on human efficiency.

Chicago Style (17th ed.) Citation

Van Buskirk, J. D. The Climate of Korea, and Its Probable Effect on Human Efficiency. [Seoul, Korea?, 1919.

MLA (8th ed.) Citation

Van Buskirk, J. D. The Climate of Korea, and Its Probable Effect on Human Efficiency. 1919.

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