APA (7th ed.) Zitazioa
O'Gorman, J. (2014). Reference sources for small and medium-sized libraries (Eighth Edition.). ALA Editions.
Chicago Style (17th ed.) Zitazioa
O'Gorman, Jack. Reference Sources for Small and Medium-sized Libraries. Eighth Edition. Chicago, Illinois: ALA Editions, 2014.
MLA (9th ed.) Zitazioa
O'Gorman, Jack. Reference Sources for Small and Medium-sized Libraries. Eighth Edition. ALA Editions, 2014.
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