APA (7th ed.) Citation

Engquist, B., Kärrman, J., & Smedsaas, T. (1979). DCG case studies.

Chicago Style (17th ed.) Citation

Engquist, Björn, Jan Kärrman, and Tom Smedsaas. DCG Case Studies. Uppsala, 1979.

MLA (9th ed.) Citation

Engquist, Björn, et al. DCG Case Studies. 1979.