Gordon, E. B. (1911). The breakdown of the Gotheburg system. American Issue Pub.
Čikaški stil citiranja (17. izdanje)Gordon, Ernest Barron. The Breakdown of the Gotheburg System. Westerville, Ohio: American Issue Pub, 1911.
MLA način citiranja (9. izdanje)Gordon, Ernest Barron. The Breakdown of the Gotheburg System. American Issue Pub, 1911.
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