Hallett, A. H., & Rees, H. (1983). Quantitative economic policies and interactive planning: A reconstruction of the theory of economic policy. Cambridge University Press.

Hallett, Andrew Hughes, and Hedley Rees. Quantitative Economic Policies and Interactive Planning: A Reconstruction of the Theory of Economic Policy. New York : [Cambridge [Cambridgeshire: Cambridge University Press, 1983.

Hallett, Andrew Hughes, and Hedley Rees. Quantitative Economic Policies and Interactive Planning: A Reconstruction of the Theory of Economic Policy. Cambridge University Press, 1983.