Weerasinghe, Roshan ශ්රි ලංකාවෙි සර්ප ලෝකය Sri lankeve sarpa lokaya - Kotadeniyava Akarsha 2006 - 102p., ill.,2pl., 22 cm Subjects--Topical Terms: Zoology Reptilia Snake Universal Decimal Class. No.: 598.1 / WEE