HIRSHBERG JERRY. (1999). CREATIVE PRIORITY. HARPER COLLINS PUBLISHERS.
Chicago Style aipamenaHIRSHBERG JERRY. CREATIVE PRIORITY. NEW YORK: HARPER COLLINS PUBLISHERS, 1999.
MLA aipamenaHIRSHBERG JERRY. CREATIVE PRIORITY. HARPER COLLINS PUBLISHERS, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.