Kopp, Peter A.. "Index". Hoptopia: A World of Agriculture and Beer in Oregon's Willamette Valley, Berkeley: University of California Press, 2016, pp. 283-306. https://doi.org/10.1515/9780520965058-016
Kopp, P. (2016). Index. In Hoptopia: A World of Agriculture and Beer in Oregon's Willamette Valley (pp. 283-306). Berkeley: University of California Press. https://doi.org/10.1515/9780520965058-016
Kopp, P. 2016. Index. Hoptopia: A World of Agriculture and Beer in Oregon's Willamette Valley. Berkeley: University of California Press, pp. 283-306. https://doi.org/10.1515/9780520965058-016
Kopp, Peter A.. "Index" In Hoptopia: A World of Agriculture and Beer in Oregon's Willamette Valley, 283-306. Berkeley: University of California Press, 2016. https://doi.org/10.1515/9780520965058-016
Kopp P. Index. In: Hoptopia: A World of Agriculture and Beer in Oregon's Willamette Valley. Berkeley: University of California Press; 2016. p.283-306. https://doi.org/10.1515/9780520965058-016