1. Alonso, W. “The Economics of Urban Size,”Papers of the Regional Science Association, XXVI, 1971, pp. 67–83.
2. Ann Arbor City Planning Commission.The Ann Arbor Growth Study. Ann Arbor, 1972.
3. Report prepared for the Council on Environmental Quality;F. Bosselman,1973
4. Report prepared for the Council on Environmental Quality;F. Bosselman,1972
5. Carter, L.J. “Land Use Law (1): Congress on the Verge of a Modest Beginning,”Science, CLXXXII, 1973, pp. 691–696.