Thakshanika bahuvarana prashnoththara sangrahaya idikirim thakshanaya, Motor yanthrika thakshanaya , Viduli saha electronika thakshanaya ( a.po.sa. (sa. pela) (u.pela) , karmika vidyalavala thakshana pathamala hadarana sisun sandaha)

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Bibliographic Details
Main Author:	Wijesinghe, W. M. Sampath
Format:	Book
Published:	2011
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National Library and Documentation Services Board, Sri Lanka

Holdings details from National Library and Documentation Services Board, Sri Lanka
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