. . . "The Rock Jockeys"@en . . "The Rock Jockeys (later retitled Devil's Wall) is the fourth novel in the World of Adventure series by Gary Paulsen. It was published on March 1, 1995 by Random House. It was later retitled Devil's Wall by Macmillan Children's Books in the UK and released on April 9, 1999."@en . "0-440-41026-6" . . . . "80"^^ . . "PZ7.P2843 Ro 1995" . "32209040" .