Biddle, e. b. D. S. A. a. B. J. Knowledge for policy improving education through research. The Falmer Press.
Chicago-viite (17. p.)Biddle, edited by Don S. Anderson and Bruce J. Knowledge for Policy Improving Education Through Research. The Falmer Press.
MLA-viite (8. p.)Biddle, edited by Don S. Anderson and Bruce J. Knowledge for Policy Improving Education Through Research. The Falmer Press.
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