Παραπομπή APA

Hellman, R. (1982). The competitive economics of nuclear and coal power. Massachusetts: Lexington Books.

Παραπομπή Chicago Style

Hellman, Richard. The Competitive Economics of Nuclear and Coal Power. Massachusetts: Lexington Books, 1982.

Παραπομπή MLA

Hellman, Richard. The Competitive Economics of Nuclear and Coal Power. Massachusetts: Lexington Books, 1982.

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