APA ציטוט

Happ, H. H. (1980). Piecewise methods and applications to power systems. New York: John Wiley & Sons.

Trích dẫn kiểu Chicago

Happ, H. H. Piecewise Methods and Applications to Power Systems. New York: John Wiley & Sons, 1980.

ציטוט MLA

Happ, H. H. Piecewise Methods and Applications to Power Systems. New York: John Wiley & Sons, 1980.