Warriors in Winter (Magic Tree House, No. 31)
(Magic Tree House #31)
written by Mary Pope Osborne with illustrations by Ag Ford

• Publication Date: January 8, 2019
• Genres: Adventure, Children's, Children's 6-9, Fantasy, Fiction, Historical Fantasy, Historical Fiction, Youth Fiction
• Hardcover: 112 pages
• Publisher: Random House Books for Young Readers
• ISBN-10: 0525647643
• ISBN-13: 9780525647645