Little Blue and Little Yellow
A Story for Pippo and Ann and Other ChildrenBook - 2009
A little blue spot and a little yellow spot are best friends, and when they hug each other they become green.
Publisher: New York : Alfred A. Knopf, , c1959.
Edition: 50th anniversary ed.
Characteristics: 1 v. (unpaged) :,col. ill. ;,21 cm.