APA način citiranja

Alfaro Salas, A. I. (1977). Philosophy in the preparatory certificate of Philosophy and Letters.

Čikaški stil citiranja

Alfaro Salas, Ana Isabel. Philosophy in the Preparatory Certificate of Philosophy and Letters. 1977.

MLA način citiranja

Alfaro Salas, Ana Isabel. Philosophy in the Preparatory Certificate of Philosophy and Letters. 1977.

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