Gaya APA

R.Corey, R, C, L, K, J, G. (1982). Discounting for Time and Risk in Energy Policy (--). London: Resources For The Future.

Gaya MLA

R.Corey, Robert, C., Lind.,, Kenneth, J.Arrow,, Gorodn. "Discounting for Time and Risk in Energy Policy". -- London: Resources For The Future, 1982. Text.