The judgment of the Chancery Division is affirmed substantially for the reasons expressed by Judge Kentz in his letter opinion of June 15, 1978, 161 N.J.Super. 29 (Ch.Div.1978). See County of Hudson, et a 1. v. State of New Jersey, Department of Human Services, et al., A-1295-77, decided by the Appellate Division on March 6, 1979, certif. den. 81 N.J. 268 (1979).