ALBOAN::Sandfur, Gary D. (https://centroderecursos.alboan.org/eu/autor/7956-sandfur-gary-d/registros)
Centro social Ignacio Ellacuría

Sandfur, Gary D.

registro bat
portada Workbook for evaluation: a systematic approach[Liburuak] Freeman, Howard E.; Rossi, Peter H.; Sandfur, Gary D. (1993)