Samuelson, P. (1963). Foundations of eco. analysis. Harvard Univ. Press.
Chicago-čujuhus (17. p.)Samuelson, P. Foundations of Eco. Analysis. Cambridge: Harvard Univ. Press, 1963.
MLA-čujuhus (9. p.)Samuelson, P. Foundations of Eco. Analysis. Harvard Univ. Press, 1963.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.