Shepherd, John, 1933- The Sourcebook : An alternative English course. Student's Book / John Shepherd, Andy Hopkins, Joc Potter. Intermediate. - Harlow : Longman, 1994. - 192p. : ill. (some col.), ports., forms ; 26cm. ISBN: 0582009529 (pbk) : LC Class. No.: PE1111 Dewey Class. No.: 428.24