From the mixed-up files of Mrs. Basil E. Frankweiler
By: written and illustrated by E. L. Konigsburg.
Edition: [1st ed.]
Publisher: Atheneum
Published: 1967
Place of publication: New York
Language: eng
Number of pages: 162
Notes: Grade level: Grades 4 through 6.

Grade level: Grades 7 through 9.

Grade level: Grades 10 through 12.