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1.	Image from Amazon.com	Wings in the wetlands a photographic portfolio by De Zylva , T.S.U Language: English Language Publication details: Colombo Victor Hasseblad Wildlife trust 1996 1996 Availability: Items available for reference: Main Library: Not for loan (1)Collection, call number: Sri Lanka Collection 598.095493ZYL. Save to lists Add to cart (remove)
2.	Image from Amazon.com	Sri Lanka jungle profiles by De Zylva , T.S.U Language: Publication details: Colombo Trumpet Publishers 1988 1988 Availability: Items available for loan: Main Library (1)Collection, call number: 577.3ZYL. Place hold Save to lists Add to cart (remove)
3.	Image from Amazon.com	A photographic guide to birds of Sri Lanka by Wijeyeratne , Gehan De Silva Warakagoda , Deepal De Zylva , T.S.U Language: English Language Publication details: London New Holland Publishers 2004 2004 Availability: Items available for loan: Applied Sciences Library (3)Collection, call number: Reference Collection 598.0723495493WIJ, ... Items available for reference: Agricultural Library: Not for loan (2)Collection, call number: Reference Collection 598.095493WIJ, ... Main Library: Not for loan (2)Collection, call number: Sri Lanka Collection 598.0723495493WIJ, ... Not available: Main Library: Withdrawn (1). Place hold Save to lists Add to cart (remove)
4.		Birds of Sri Lanka a selection of fifty six colour pictures by De Zylva , T.S.U Language: English Language Publication details: Colombo Trumpet Publishers 1984 Availability: Items available for loan: Applied Sciences Library (1)Collection, call number: Reference Collection 598.095493ZYL. Place hold Save to lists Add to cart (remove)