Kneese, A. V. (1977). Economics and the environment. Penguin.
Chicago-čujuhus (17. p.)Kneese, Allen V. Economics and the Environment. New York: Penguin, 1977.
MLA-čujuhus (9. p.)Kneese, Allen V. Economics and the Environment. Penguin, 1977.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.