APA (7th ed.) Zitazioa

Perna. Preparing Today's Students for Tomorrow's Jobs in Metropolitan America. University of Pennsylvania Press.

Chicago Style (17th ed.) Zitazioa

Perna. Preparing Today's Students for Tomorrow's Jobs in Metropolitan America. University of Pennsylvania Press.

MLA (9th ed.) Zitazioa

Perna. Preparing Today's Students for Tomorrow's Jobs in Metropolitan America. University of Pennsylvania Press.

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