UUltramarathon GuideUltramarathon Guidede Michael D'AulerioEdiciones (1)Ultramarathon Guide (2017)Independently Published · inglés · ISBN 9781973575627Más obras de Michael D'AulerioRRunner's SecretRunner's SecretFFat Adapted Running FormulaFat Adapted Running FormulaBBASIC Marathon GuideBASIC Marathon Guide