Selth, R. (2019). Knowing history (Key Stage 3.). Collins.
Cita Chicago Style (17a ed.)Selth, Robert. Knowing History. Key Stage 3. London: Collins, 2019.
Cita MLA (9a ed.)Selth, Robert. Knowing History. Key Stage 3. Collins, 2019.
Precaución: Estas citas no son 100% exactas.