Citace podle APA (7th ed.)

Gibbons, H., & Cook, C. R. (1941). We read, write, speak and spell. Educational Pub..

Citace podle Chicago (17th ed.)

Gibbons, Helen, a Clara R. Cook. We Read, Write, Speak and Spell. Minneapolis ; Nashville [etc.]: Educational Pub., 1941.

Citace podle MLA (8th ed.)

Gibbons, Helen, a Clara R. Cook. We Read, Write, Speak and Spell. Educational Pub., 1941.

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