APA (7th ed.) Citation

TOEPPER, J. (2014). WIND TURBINES. POWERGRID International, 19(4), 18.

Chicago Style (17th ed.) Citation

TOEPPER, JIM. "WIND TURBINES." POWERGRID International 19, no. 4 (2014): 18.

MLA (9th ed.) Citation

TOEPPER, JIM. "WIND TURBINES." POWERGRID International, vol. 19, no. 4, 2014, p. 18.