APA (7th ed.) Citation

Folivi, L. E., & Godman, A. (1974). New certificate in SI UNITS. Longman.

Chicago Style (17th ed.) Citation

Folivi, L. E., and Arthur Godman. New Certificate in SI UNITS. London: Longman, 1974.

MLA (9th ed.) Citation

Folivi, L. E., and Arthur Godman. New Certificate in SI UNITS. Longman, 1974.