APA način citiranja (7. izdanje)
Nicolai Hartmann Society. International Conference, ebrary, Inc, Poli, R., Scognamiglio, C., & Tremblay, F. (2011). The philosophy of Nicolai Hartmann. De Gruyter.
Čikaški stil citiranja (17. izdanje)
Nicolai Hartmann Society. International Conference, Inc ebrary, Roberto Poli, Carlo Scognamiglio, i Frederic Tremblay. The Philosophy of Nicolai Hartmann. Berlin ; Boston: De Gruyter, 2011.
MLA način citiranja (9. izdanje)
Nicolai Hartmann Society. International Conference, et al. The Philosophy of Nicolai Hartmann. De Gruyter, 2011.
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