Philipson, L., & Willis, H. L. (1999). Understanding electric utilities and de-regulation. New York: Marcer Dekker.
Παραπομπή Chicago StylePhilipson, Lorrin, and H. Lee Willis. Understanding Electric Utilities and De-regulation. New York: Marcer Dekker, 1999.
Παραπομπή MLAPhilipson, Lorrin, and H. Lee Willis. Understanding Electric Utilities and De-regulation. New York: Marcer Dekker, 1999.
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