Canadian Publisher: McClelland and Stewart (1936)

American Publisher: Grosset & Dunlap (1937)

Canadian Publisher: McClelland and Stewart (1939)

British Publisher: George G. Harrap & Co. Ltd. (1946)

Polish Publisher: Nasza Ksiegarnia (1977)

Canadian Publisher: Ragweed Press (1989)

Japanese Publisher: Shinchosha (1990)

Australian Publisher: Angus & Robertson (1972)

Australian Publisher (1988)

Hungarian Publisher

British Publisher: Puffin Classics (1995)

American Publisher: Random House Children's Books

Spanish Publisher (1985)

Canadian Publisher: McClelland and Stewart (1989)

Slovenian Publisher (Courtesy of Tonya)

Unknown

British Publisher: George G. Harrap & Co. Ltd. (?)

Korean Publisher (2004)

Unknown

Polish Publisher: Literackie (2005