00399pab a2200133 454500008004000000100002200040245008100062260000900143300001100152362001100163650002200174700002000196773004900216180718b1987   xxu||||| |||| 00| 0 eng d  aNelson, Arthur C.  aA theoretical and empirical argument for centralized regional sewer planning  c1987  a479-86  aAutumn  aRegional Planning  aGerrit J. Knaap  aJournal of the American Planning Association