Citace podle APA (7th ed.)

(1922). Projects in observation and practice teaching for high schools, normal schools and teachers' colleges / by H. H. Hahn.

Citace podle Chicago (17th ed.)

Projects in Observation and Practice Teaching for High Schools, Normal Schools and Teachers' Colleges / by H. H. Hahn. 1922.

Citace podle MLA (9th ed.)

Projects in Observation and Practice Teaching for High Schools, Normal Schools and Teachers' Colleges / by H. H. Hahn. 1922.

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