Check these out. These are the best two on planning standards that I know of:
(1) Kaiser, Edward John. "Urban land use planning". Edward J. Kaiser, David R. Godschalk, and F. Stuart Chapin, Jr. 4th ed. Urbana : University of Illinois Press, c1995.
(2) Hok-Lin Leung. "Land use planning made plain"
Published: Kingston, Ont. : Ronald P. Frye, c1989.