00251nam a2200085Ia 4500008004100000100003000041245007100071260000900142300001400151210823s9999    xx            000 0 und d  aSivaramakrishna Simha, R. 0aUpanishatsanvarnitanam Sikshanapaddhatinam Prayougikamadhyayanam    c2012  ax,258p.