Pritsker, A. Alan B.
The GASP IV simulation language
John Wiley & Sons, 1974
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Pope, Rev G.U.
A handbook of the ordinary dialect of the Tamil language : part IV
Clarendon Press, 1905
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Linguistics : the cambridge survey volume IV language : The socio-cultural context / edited by Frederick J. Newmeyer
Cambridge University Press , 1990
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