The latest version of the tractate in spanish retired from Editorial Dunken on July 11, 2014
You can buy the lastest version of the tractate more complete than the free version in the web in Editorial Dunken, Buenos Aires, Argentina.
My interview in the program of Estela, the Pandora`s Box, on Fm Signs. Tuesday 10 to 11 a.m. in 92.5 Fm. Link to the radio: http://www.fmsignos.com.ar/index.html