APA (7th ed.) Citation

Scherch-Peterson, M., Burke, B. T., & Whitson, N. (2017). LETTERS. High Country News, 49(21), 4.

Chicago Style (17th ed.) Citation

Scherch-Peterson, Meg, Bryan T. Burke, and Natalie Whitson. "LETTERS." High Country News 49, no. 21 (2017): 4.

MLA (9th ed.) Citation

Scherch-Peterson, Meg, et al. "LETTERS." High Country News, vol. 49, no. 21, 2017, p. 4.