Alexander, L., & Gary Wing, I. (1999). K` firts case: Illustrations by Gary Wing. Longman Group UK.
Cita Chicago (17th ed.)Alexander, L.G., i Ilustrador Gary Wing. K` Firts Case: Illustrations by Gary Wing. Longman Group UK, 1999.
Cita MLA (9th ed.)Alexander, L.G., i Ilustrador Gary Wing. K` Firts Case: Illustrations by Gary Wing. Longman Group UK, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.