Schindler, George Ventriloquism : macig with your voice / George Schindler ; illustrated by Ed Tricomi - New York : Dover Publications, cop. 1979 - ix, 149 p. : il. ; 22 cm Bibliografia ISBN: 9780486477602 LCCN: 2901678 Subjects--Topical Terms: Ventriḷquia Universal Decimal Class. No.: 792.97