Michael Morpurgo. (2011). Farm Boy. HarperCollins Publishers.
Cita Chicago (17th ed.)Michael Morpurgo. Farm Boy. HarperCollins Publishers, 2011.
Cita MLA (9th ed.)Michael Morpurgo. Farm Boy. HarperCollins Publishers, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.