Originally published in slightly different form by Alfred A. Knopf, an imprint of Random House Children's Books, New York, in 1996. "Originally published in hardcover in slightly different form by Alfred A. Knopf, an imprint of Random House Children's Books, New York, in 2012." "Originally published in a different form as Little Critter's This is my school by Golden Books, New York, in 1990." "Originally published in a slightly different form by Golden Books, New York, in 1963." "Originally published in a slightly different form by Random House Children's Books, New York, in 1949"--Title page verso. Originally published in slightly different form in Great Britain by Meadowside Children's Books Originally published in hardcover in the United States under the title Ollie & Moon by Random House Children's Books, New York, in 2011. "Originally published in a slightly different form by Random House Children's Books, New York, in 2000"--Copyright page Originally published in paperback by Random House Children's Books, New York, in 1974 "Originally published in a slightly different form by Random House Children's Books, in 1984"--Copyright page.