APA (7th ed.) Citation

Dummer, G. W. A., & Robertson, J. M. (1968). Educational electronics equipment, 1967-68. Pergamon Press.

Chicago Style (17th ed.) Citation

Dummer, G. W. A., and J. Mackenzie Robertson. Educational Electronics Equipment, 1967-68. Oxford, Sydney: Pergamon Press, 1968.

MLA (8th ed.) Citation

Dummer, G. W. A., and J. Mackenzie Robertson. Educational Electronics Equipment, 1967-68. Pergamon Press, 1968.