Physical Geography Savindra Singh Google Books Physical Geography Book 2008 WorldCat biogeography savindra singh biogeography savindra singh
Singh, R L &Dutta, P K , (2012):PrayogatmakBhugol(Hindi), Central Book Depot, Singh, Savindra ,(2001): Paryavaran Bhugol (Hindi), Prayag Pustak Bhawan, Huggett, R J (1998): Fundamentals of Biogeography, Routeldge, U S A 6