APA (7th ed.) Citation

Ungrad, H., Winkler, W., & Wiszniewski, A. (1995). Protection techniques in electrical energy systems. Marcel Dekker.

Chicago Style (17th ed.) Citation

Ungrad, H., W. Winkler, and A. Wiszniewski. Protection Techniques in Electrical Energy Systems. New York: Marcel Dekker, 1995.

MLA (9th ed.) Citation

Ungrad, H., et al. Protection Techniques in Electrical Energy Systems. Marcel Dekker, 1995.