단행본

Ralph's World Rocks!

개인저자

Covert, RalphHarper, Charise Mericle 

서명/저자사항

Ralph's World Rocks! /by Ralph Covert ;illustrations by Charise Mericle Harper 

발행사항

New York :Henry Holt & Co,2008 

형태사항

37 p. :col. ill ;29 cm CD-ROM 1매 

일반주기

"Includes a CD featuring 3 songs and guitar chords for all 12 songs in the book!"--Cover 

비통어주제어

RALPH, WORLD, ROCKS,