Fitzgerald, M., & Grgach, R. (2017). 80/20 running: Run stronger and race faster by training slower (Unabridged.). Tantor Media.
Цитирование в стиле Чикаго (17-е изд.)Fitzgerald, Matt, и Rob Grgach. 80/20 Running: Run Stronger and Race Faster by Training Slower. Unabridged. Old Saybrook: Tantor Media, 2017.
Цитирование MLA (8-е изд.)Fitzgerald, Matt, и Rob Grgach. 80/20 Running: Run Stronger and Race Faster by Training Slower. Unabridged. Tantor Media, 2017.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.