Uttarakhand State Science and Technology Congress & Dobhal, R. (2010). Abstracts and souvenir of the sixth Uttarakhand State Science and Technology Congress held at Kumaun University, Almora on 14-16 November, 2011. Bishen Singh Mahendra Pal Singh.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিUttarakhand State Science and Technology Congress এবং Rajendra Dobhal. Abstracts and Souvenir of the Sixth Uttarakhand State Science and Technology Congress Held at Kumaun University, Almora on 14-16 November, 2011. Dehradun: Bishen Singh Mahendra Pal Singh, 2010.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিUttarakhand State Science and Technology Congress এবং Rajendra Dobhal. Abstracts and Souvenir of the Sixth Uttarakhand State Science and Technology Congress Held at Kumaun University, Almora on 14-16 November, 2011. Bishen Singh Mahendra Pal Singh, 2010.