Cita APA (7a ed.)

Griffiths, R. J. (2011). Developing world 11/12. McGraw-Hill.

Cita Chicago Style (17a ed.)

Griffiths, Robert J. Developing World 11/12. New York: McGraw-Hill, 2011.

Cita MLA (9a ed.)

Griffiths, Robert J. Developing World 11/12. McGraw-Hill, 2011.