APA (7th ed.) Citation

Holt. (1997). Understanding NEC calculations (2nd ed.). Delmar Publishers.

Chicago Style (17th ed.) Citation

Holt. Understanding NEC Calculations. 2nd ed. Boston: Delmar Publishers, 1997.

MLA (9th ed.) Citation

Holt. Understanding NEC Calculations. 2nd ed. Delmar Publishers, 1997.

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