Lingard, J. (1992). Tug of war. Puffin Books.
Cita Chicago (17th ed.)Lingard, Joan. Tug of War. New York: Puffin Books, 1992.
Cita MLA (9th ed.)Lingard, Joan. Tug of War. Puffin Books, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.
Lingard, J. (1992). Tug of war. Puffin Books.
Cita Chicago (17th ed.)Lingard, Joan. Tug of War. New York: Puffin Books, 1992.
Cita MLA (9th ed.)Lingard, Joan. Tug of War. Puffin Books, 1992.