Incoming Resources
- Viking Press, New York:, c1965
- Quercus, New York:, 2014, c2013
- Dial Books for Young Readers, New York:, 1989
- William Morrow, New York:, 2005
- Grolier, Inc., New York:, n.d
- G.P. Putnam's Sons, New York:, 1997
- Warner Juvenile Books, New York:, 1988
- Tom Doherty Associates, New York:, 2000
- Dent, Dutton, London, New York:, 1907