Citazione Stile APA (7a Edizione)

Paschal, . J. (2001). Practical guide to power factor correction and harmonics--and your electric bill.

Citazione stile Chigago Style (17a edizione)

Paschal, John. Practical Guide to Power Factor Correction and Harmonics--and Your Electric Bill. Overland Park, Kan. : EC&M Books/Intertec Pub, 2001.

Citatione MLA (9a ed.)

Paschal, John. Practical Guide to Power Factor Correction and Harmonics--and Your Electric Bill. 2001.