APA (7th ed.) Citation

Campbell, C. M., & Robertson, E. F. (1982). Groups -St. Andrews 1981. Cambridge University.

Chicago Style (17th ed.) Citation

Campbell, C. M., and E. F. Robertson. Groups -St. Andrews 1981. Cambridge: Cambridge University, 1982.

MLA (9th ed.) Citation

Campbell, C. M., and E. F. Robertson. Groups -St. Andrews 1981. Cambridge University, 1982.