Gupta, B. L. (19). Forest Flora of the Chakrata, Dehra Dun and Saha Ranpur Forest Divisions Uttar Pradesh. Dehra Dun : International Book Distributors.
Chicago-viite (17. p.)Gupta, Basant Lal. Forest Flora of the Chakrata, Dehra Dun and Saha Ranpur Forest Divisions Uttar Pradesh. Dehra Dun : International Book Distributors, 19.
MLA-viite (9. p.)Gupta, Basant Lal. Forest Flora of the Chakrata, Dehra Dun and Saha Ranpur Forest Divisions Uttar Pradesh. Dehra Dun : International Book Distributors, 19.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.