APA način citiranja

Northcott, R., & Richard Northcott. (2005). Numbers, Numbers Everywhere: Dolphin Readers. Oxford: Oxford University Press.

Čikaški stil citiranja

Northcott, Richard, i Richard Northcott. Numbers, Numbers Everywhere: Dolphin Readers. Oxford: Oxford University Press, 2005.

MLA način citiranja

Northcott, Richard, i Richard Northcott. Numbers, Numbers Everywhere: Dolphin Readers. Oxford: Oxford University Press, 2005.

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