Cita APA (7th ed.)

Angela Royston. (2002). Color (My World of Science). Heinemann/Raintree.

Cita Chicago (17th ed.)

Angela Royston. Color (My World of Science). Heinemann/Raintree, 2002.

Cita MLA (9th ed.)

Angela Royston. Color (My World of Science). Heinemann/Raintree, 2002.

Atenció: Aquestes cites poden no estar 100% correctes.