APA-čujuhus (7. p.)
Hartman, J., & Koschalka, B. (2013). Knowledge, being and the human: Some of the major issues in philosophy. Peter Lang GmbH.
Chicago-čujuhus (17. p.)
Hartman, Jan, juo Ben Koschalka. Knowledge, Being and the Human: Some of the Major Issues in Philosophy. Frankfurt: Peter Lang GmbH, 2013.
MLA-čujuhus (9. p.)
Hartman, Jan, juo Ben Koschalka. Knowledge, Being and the Human: Some of the Major Issues in Philosophy. Peter Lang GmbH, 2013.
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