APA (7th ed.) Citation

Barnard, S., & Child, J. M. (1970). A new algebra. Macmillan.

Chicago Style (17th ed.) Citation

Barnard, S., and J. M. Child. A New Algebra. South Melbourne, Victoria: Macmillan, 1970.

MLA (9th ed.) Citation

Barnard, S., and J. M. Child. A New Algebra. Macmillan, 1970.