A literature guide to Sylvester and the magic pebble and Amos and Boris by William Steig - Baxter, Edith Lorraine; Flender, Molly; Landes, Sonia 1925-. (Cambridge Book Wise, 1989)
Keywords: Steig, William -- 1907- -- Problems, exercises, etc; Steig, William -- 1907- -- Problems, exercises, etc; Reading (Elementary); Reading comprehension; Children -- Books and reading