Guiler, W. S. (1939). Senior spelling: Constructive and remedial a plan for individualizing study. Harrison and Company.
Citace podle Chicago (17th ed.)Guiler, Walter Scribner. Senior Spelling: Constructive and Remedial a Plan for Individualizing Study. Columbus, Ohio: Harrison and Company, 1939.
Citace podle MLA (8th ed.)Guiler, Walter Scribner. Senior Spelling: Constructive and Remedial a Plan for Individualizing Study. Harrison and Company, 1939.
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