Editore: Holt, Rinehart & Winston, New York, 1961
Da: Sleepy Hollow Books, Huntington, VT, U.S.A.
Hardcover. vg/g, dj lightly rubbed. Education; 22160.
Editore: Holt Rinehart Winston, New York, 1967
Da: Between the Covers-Rare Books, Inc. ABAA, Gloucester City, NJ, U.S.A.
Softcover. Condizione: Very Good. Later. Very good in wrappers. Paper covers with punched holes for binder rings, very minor amount of writing in text, covers are clean but worn lightly.