APA (7th ed.) Zitazioa

Adler, F. An ethical philosophy of life presented in its main outlines.

Chicago Style (17th ed.) Zitazioa

Adler, Felix. An Ethical Philosophy of Life Presented in Its Main Outlines.

MLA (9th ed.) Zitazioa

Adler, Felix. An Ethical Philosophy of Life Presented in Its Main Outlines.

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