Newbrock J. (2002). Pet Gold. Exam maximiser: Cas. 1. Harlow, Longman, 2002.
Cita Chicago (17th ed.)Newbrock J. Pet Gold. Exam Maximiser: Cas. 1. Harlow, Longman, 2002, 2002.
Cita MLA (9th ed.)Newbrock J. Pet Gold. Exam Maximiser: Cas. 1. Harlow, Longman, 2002, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.