APA (7 वां संस्करण) प्रशस्ति पत्र
Farrelly, D. (2015). Arthur Schopenhauer: New material by him and about him by Dr. David Asher. Cambridge Scholars Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Farrelly, Dan. Arthur Schopenhauer: New Material by Him and About Him by Dr. David Asher. Newcastle upon Tyne, England: Cambridge Scholars Publishing, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Farrelly, Dan. Arthur Schopenhauer: New Material by Him and About Him by Dr. David Asher. Cambridge Scholars Publishing, 2015.
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