APA (7th ed.) Citation

Spencer, H. C., Dygdon, J. T., & Novak, J. E. (1995). Basic technical drawing (6th ed.). Glencoe.

Chicago Style (17th ed.) Citation

Spencer, Henry Cecil, John T. Dygdon, and James E. Novak. Basic Technical Drawing. 6th ed. New York: Glencoe, 1995.

MLA (9th ed.) Citation

Spencer, Henry Cecil, et al. Basic Technical Drawing. 6th ed. Glencoe, 1995.