Bottazzini, U., & Gray, J. (2013). Hidden harmony- geometric fantasies: The rise of complex function theory. Springer New York.
Čikaški stil citiranja (17. izdanje)Bottazzini, Umberto, i Jeremy Gray. Hidden Harmony- Geometric Fantasies: The Rise of Complex Function Theory. New York, NY: Springer New York, 2013.
MLA način citiranja (8. izdanje)Bottazzini, Umberto, i Jeremy Gray. Hidden Harmony- Geometric Fantasies: The Rise of Complex Function Theory. Springer New York, 2013.
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