एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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