Collins, Miki; Collins, Julie (2009). Dog driver: a guide for the serious musher (Rev. 2nd ed.). Crawford, CO: Alpine Publications. ISBN978-1-57779-094-5. OCLC232327350.
Levorsen, Bella (2007). Mush!: a beginner's manual of sled dog training (Revised, 4th ed.). Mechanicsburg, PA: Barkleigh Productions. ISBN978-0-9790676-0-0. OCLC187305124.
Thomas, Bob (2015). Leonhard Seppala: the Siberian dog and the golden age of sleddog racing 1908-1941. Pictorial Histories Publishing Company. ISBN978-1-57510-170-5. OCLC931927411.