APA (7th ed.) Citation

Holt, C. M. (1999). Understanding NEC calculations (3rd ed.).

Chicago Style (17th ed.) Citation

Holt, Charles Michael. Understanding NEC Calculations. 3rd ed. Albany : Delmar Publishers, 1999.

MLA (9th ed.) Citation

Holt, Charles Michael. Understanding NEC Calculations. 3rd ed. 1999.

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