APA (7th ed.) Citation

Smith, K. M., & Holroyd, P. (1969). Engineering principles for electrical technicians (First edition.). Pergamon Press.

Chicago Style (17th ed.) Citation

Smith, K. M., and P. Holroyd. Engineering Principles for Electrical Technicians. First edition. Oxford [England]: Pergamon Press, 1969.

MLA (9th ed.) Citation

Smith, K. M., and P. Holroyd. Engineering Principles for Electrical Technicians. First edition. Pergamon Press, 1969.

Warning: These citations may not always be 100% accurate.