Cita APA (7a ed.)

Angela Royston. (2003). Heavy and Light (Heinemann First Library). Heinemann/Raintree.

Cita Chicago Style (17a ed.)

Angela Royston. Heavy and Light (Heinemann First Library). Heinemann/Raintree, 2003.

Cita MLA (9a ed.)

Angela Royston. Heavy and Light (Heinemann First Library). Heinemann/Raintree, 2003.

Precaución: Estas citas no son 100% exactas.