Lua APA (7ú heag.)

Schull, D. D. (2013). 50+ library services: Innovation in action. ALA Editions.

Lua i Stíl Chicago (17ú heag.)

Schull, Diantha Dow. 50+ Library Services: Innovation in Action. Chicago, Ill.: ALA Editions, 2013.

Lua MLA (9ú heag.)

Schull, Diantha Dow. 50+ Library Services: Innovation in Action. ALA Editions, 2013.

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