Cita APA (7th ed.)

Mee, A. J., Boyd, P., & Ritchie, D. (1990). Science 2000. Heinemann Educational Books.

Cita Chicago (17th ed.)

Mee, Arthur James, Patricia Boyd, i David Ritchie. Science 2000. London: Heinemann Educational Books, 1990.

Cita MLA (9th ed.)

Mee, Arthur James, et al. Science 2000. Heinemann Educational Books, 1990.