Originally published by Bradbury Press in 1970 Originally published by Harper & Row in 1988 Originally published by HarperCollins in 1992 Originally published by Grosset & Dunlap in 1990 Originally published by Laura Geringer Books in 1996 Originally published by Greenwillow Books in 1982 Originally published by Kingfisher in 1997 Originally published in hardcover in 1998 Originally published by Crown Publishers in 2005 Originally published by Viking in 1990.