Dr.H.S.Wanasinghe Library - SLIDA Library Search for 'Provider:Ceylon Tea Services PLC,'

A field guide to the dragonflies and damselflies of Sri Lanka /

By Sumanapala, Amila Prasanna,. . 174 pages : , "Dilmah Conservation"--Cover. 22 cm. 9789550081240 | 9550081249

By Jayasinghe, Himesh Dilruwan,. . 176 pages : , "Dilmah Conservation"--Cover. 22 cm. 9789550081134

By Weerakoon, Gothamie,. . 184 pages : , "Dilmah Conservation"--Cover. 21 cm. 9789550081158 | 955008115X

By Nanayakkara, R.P.. Peliyagoda : Ceylon Tea Services PLC, 2014 . 86 p.: 21cm.. 9789550081110