https://www.eislamicbook.com/tareekh-e-falasifa-tul-islam-by-muhammad-lutfi-juma-urdu-arabic-%d8%aa%d8%a7%d8%b1%db%8c%d8%ae-%d9%81%d9%84%d8%a7%d8%b3%d9%81%db%83-%d8%a7%d9%84%d8%a7%d8%b3%d9%84%d8%a7%d9%85/