India. Central Hindi Directorate. (1967). Devanagari through the ages.
Chicago-viite (17. p.)India. Central Hindi Directorate. Devanagari Through the Ages. [New Delhi], 1967.
MLA-viite (8. p.)India. Central Hindi Directorate. Devanagari Through the Ages. 1967.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.