Stecher,, Brian M. How to focus an evaluation / Brian M. Stecher, W. Alan Davis

How to focus an evaluation / Brian M. Stecher, W. Alan Davis . - Newbury Park : Sage, cop. 1987 . - 94 p. 22 cm . - (Program Evaluation Kit; 2)
0-8039-3127-1 (Brochado)

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