STUMPF, E. S. (2020). Philosophy: A history survey with essential readings. McGraw Hill.
Chicago-čujuhus (17. p.)STUMPF, Enoch Samuel. Philosophy: A History Survey with Essential Readings. McGraw Hill, 2020.
MLA-čujuhus (9. p.)STUMPF, Enoch Samuel. Philosophy: A History Survey with Essential Readings. McGraw Hill, 2020.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.