Sheffield 2015a, p. 529–530. Sheffield, Daniel J. (2015a). "Primary Sources: New Persian". In Stausberg, Michael; Vevaina, Yuhan Sohrab-Dinshaw (eds.). The Wiley Blackwell Companion to Zoroastrianism. Wiley-Blackwell. pp. 529–542.
Sheffield 2015a, p. 530–532. Sheffield, Daniel J. (2015a). "Primary Sources: New Persian". In Stausberg, Michael; Vevaina, Yuhan Sohrab-Dinshaw (eds.). The Wiley Blackwell Companion to Zoroastrianism. Wiley-Blackwell. pp. 529–542.
Sheffield 2015a, p. 532. Sheffield, Daniel J. (2015a). "Primary Sources: New Persian". In Stausberg, Michael; Vevaina, Yuhan Sohrab-Dinshaw (eds.). The Wiley Blackwell Companion to Zoroastrianism. Wiley-Blackwell. pp. 529–542.
Sheffield 2015a, p. 533–542. Sheffield, Daniel J. (2015a). "Primary Sources: New Persian". In Stausberg, Michael; Vevaina, Yuhan Sohrab-Dinshaw (eds.). The Wiley Blackwell Companion to Zoroastrianism. Wiley-Blackwell. pp. 529–542.
Sheffield 2015b. Sheffield, Daniel J. (2015b). "Primary Sources: Gujarati". In Stausberg, Michael; Vevaina, Yuhan Sohrab-Dinshaw (eds.). The Wiley Blackwell Companion to Zoroastrianism. Wiley-Blackwell. pp. 543–554.