Rossi, Peter H. Evaluation : A systematic Approach/ Peter H. Rossi. - Beverly Hills, California : Sage Publication Inc., c1979. - 336 p. ISBN: 0-8-39-1179-3 Subjects--Topical Terms: Programs, Policies. LC Class. No.: 832488165 Dewey Class. No.: Cir 361.61072 R7354 1979