Encyclopedia of educational evaluation: Concepts and techniques for evluating education and training programs
Anderson Scarvia B 
Encyclopedia of educational evaluation: Concepts and techniques for evluating education and training programs - San Francisco Jossey- Bass Publishers 1975 - xxiii,515p
Reference
                        Encyclopedia of educational evaluation: Concepts and techniques for evluating education and training programs - San Francisco Jossey- Bass Publishers 1975 - xxiii,515p
Reference
