Bob's Rock, , Albert Whitman & Company, Ann Hassett,Children’s / Teenage fiction: Humorous stories,Children’s / Teenage fiction and true stories, rock;dog;funny;pet tricks;humor;pet rocks;comparison;play;contest;joke,, , United States, en-UShttps://www.albertwhitman.comrock;dog;funny;pet tricks;humor;pet rocks;comparison;play;contest;joke, [BLURB],[CITY],,books, ebooks, biblet, Book2look