Foit Jr., F. F., Gavin, D. G., & Hu, F. S. (2004). The tephra stratigraphy of two lakes in south-central British Columbia, Canada and its implications for mid-late Holocene volcanic activity at Glacier Peak and Mount St. Helens, Washington, USA. Canadian Journal of Earth Sciences, 41(12), 1401. https://doi.org/10.1139/E04-081
Chicago Style (17th ed.) CitationFoit Jr., Franklin F., Daniel G. Gavin, and Feng Sheng Hu. "The Tephra Stratigraphy of Two Lakes in South-central British Columbia, Canada and Its Implications for Mid-late Holocene Volcanic Activity at Glacier Peak and Mount St. Helens, Washington, USA." Canadian Journal of Earth Sciences 41, no. 12 (2004): 1401. https://doi.org/10.1139/E04-081.
MLA (9th ed.) CitationFoit Jr., Franklin F., et al. "The Tephra Stratigraphy of Two Lakes in South-central British Columbia, Canada and Its Implications for Mid-late Holocene Volcanic Activity at Glacier Peak and Mount St. Helens, Washington, USA." Canadian Journal of Earth Sciences, vol. 41, no. 12, 2004, p. 1401, https://doi.org/10.1139/E04-081.