APA (7th ed.) Zitazioa

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

Chicago Style (17th ed.) Zitazioa

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

MLA (9th ed.) Zitazioa

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

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