Sherman, Alan. creator Sherman,Sharon Russikoff,Leonard text S.l.] Houghton Mifflin 1988 4th ed. monographic 94 p. ; 540 SHE 0395381274 (hardcover) 9780395381274 (hardcover) http://www.amazon.com/exec/obidos/ASIN/0395381274/chopaconline-20 http://www.amazon.com/exec/obidos/ASIN/0395381274/chopaconline-20