Koerner, H., & Chase, A. W. (2014). Hal Koerner's field guide to Ultrarunning: Training for an Ultramarathon, from 50K to 100 miles and beyond. VeloPress.
Chicago Style (17th ed.) CitationKoerner, Hal, and Adam W. Chase. Hal Koerner's Field Guide to Ultrarunning: Training for an Ultramarathon, from 50K to 100 Miles and Beyond. Boulder, Colorado: VeloPress, 2014.
MLA (8th ed.) CitationKoerner, Hal, and Adam W. Chase. Hal Koerner's Field Guide to Ultrarunning: Training for an Ultramarathon, from 50K to 100 Miles and Beyond. VeloPress, 2014.
Warning: These citations may not always be 100% accurate.