2 871 419 libros electrónicos en 110 idiomas
¿No le conviene? No hay problema. Puede devolverlo en un plazo de 30 días
No se equivocará con un vale de regalo. El destinatario puede elegir cualquier producto de nuestra oferta.
Política de devolución de 30 días
Three substantial new chapters and a new preface in this third edition explore and elaborate the relationship between the evaluation of programs and the study of their implementation. The authors suggest that tendencies to assimilate the two should be resisted. Evaluation should retain its enlightenment function while the study of implementation should strengthen its focus on learning.