Citace podle APA (7th ed.)
Williams, P., & Williams, P. (1973). Evaluation and assessment of educational research: Educational studies : a third level course.
Citace podle Chicago (17th ed.)
Williams, Phillip, a Phillip Williams. Evaluation and Assessment of Educational Research: Educational Studies : A Third Level Course. 1973.
Citace podle MLA (9th ed.)
Williams, Phillip, a Phillip Williams. Evaluation and Assessment of Educational Research: Educational Studies : A Third Level Course. 1973.
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