APA (7th ed.) Citation

Lang, K., & Lang, G. E. (1991). Studying events in their natural settings.

Chicago Style (17th ed.) Citation

Lang, Kurt, and Gladys Engel Lang. Studying Events in Their Natural Settings. 1991.

MLA (9th ed.) Citation

Lang, Kurt, and Gladys Engel Lang. Studying Events in Their Natural Settings. 1991.

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