EVERGREEN PUBLICTIONS. (2015). NEW TRENDS IN SOCIAL STUDIES- 3. EVERGREEN PUBLICTIONS.
Cita Chicago (17th ed.)EVERGREEN PUBLICTIONS. NEW TRENDS IN SOCIAL STUDIES- 3. EVERGREEN PUBLICTIONS, 2015.
Cita MLA (9th ed.)EVERGREEN PUBLICTIONS. NEW TRENDS IN SOCIAL STUDIES- 3. EVERGREEN PUBLICTIONS, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.