Dyfyniad APA

(1913). Inherited tendencies of secondary instruction in the United States / by Herbert Galen Lull.

Dyfyniad Arddull Chicago

Inherited Tendencies of Secondary Instruction in the United States / by Herbert Galen Lull. 1913.

Dyfyniad MLA

Inherited Tendencies of Secondary Instruction in the United States / by Herbert Galen Lull. 1913.

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