Squire, L., & Tak, H. G. V. D. (1946). Economic analysis of projects. Johns Hopkins University Press.
Dyfyniad Arddull ChicagoSquire, Lyn, and Herman G. Van Der Tak. Economic Analysis of Projects. London: Johns Hopkins University Press, 1946.
Dyfyniad MLASquire, Lyn, and Herman G. Van Der Tak. Economic Analysis of Projects. Johns Hopkins University Press, 1946.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.