| Suzuki Beane written by Sandra Scoppetone illustrated by Louise Fitzhugh Doubleday, 1961 |
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Harriet the Spy written and illustrated by Louise Fitzhugh Harper & Row, 1964 |
| The Long Secret written and illustrated by Louise Fitzhugh Harper & Row, 1965 | 
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| Bang Bang You're Dead written by Sandra Scoppetone illustrated by Louise Fitzhugh Harper & Row, 1969 |
| Nobody's Family Is Going to Change written and illustrated by Louise Fitzhugh Farrar, Straus and Giroux, 1974 |  |
| Sport written by Louise Fitzhugh Delacorte, 1979 |
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I Am Five written and illustrated by Louise Fitzhugh Delacorte, 1978 |
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I Am Four written by Louise Fitzhugh illustrated by Susan Bonners Delacorte, 1982 |
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I Am Three written by Louise Fitzhugh illustrated by Susanna Natti Delacorte, 1982 |
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Amelia (young adult novel) Crazybaby (unfinished adult novel) I Am Six (picture book) Mimi (unfinished children's novel) Mother Sweet, Father Sweet (adult play) The Owl and the Lark (picture book) Untitled (unfinished children's novel about Harriet) |
| Louise Fitzhugh written by Virginia L. Wolf Twayne, 1991 Highly recommended! |
| Dear Genius: The Letters of Ursula Nordstrom edited by Leonard Marcus HarperCollins, 1998 Includes several letters to Fitzhugh | 
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