Karmakar, Madhusudhan. Growth of ecotourism in North Bengal / Madhusudan Karmakar. - Kolkata : Ekal Prakashan ,2008. - 240p.:tab. ;23cm. ISBN: Rs 400.00 Subjects--Topical Terms: Ecotourism --North Bengal Dewey Class. No.: 915.41404 / K18G