Evaluation and program planning.
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Language: | Inglés |
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ISSN: | 0149-7189 (Papel) 1873-7870 (Electrónico) |
Published: |
Elmsford, N. Y.,
Pergamon Press.
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Subjects: | |
Online Access: | http://www.sciencedirect.com/science/journal/01497189 |