APA引文

Raven, A. J., & Look, K. K. (1977). Modern mathematics check-up. Heinemann Educational.

Chicago Style (17th ed.) Citation

Raven, A. J., and K. K. Look. Modern Mathematics Check-up. London: Heinemann Educational, 1977.

MLA引文

Raven, A. J., and K. K. Look. Modern Mathematics Check-up. Heinemann Educational, 1977.