著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Balakrishnan Nayar, T","The problem of Dravidian origins : a linguistic, anthropological, and archaeological approach",,University of Madras,1977,Sir William Meyer lectures,,,,https://cir.nii.ac.jp/crid/1131975279557863040