¿Qué es eso de filosofía? By Heidegger, Martin Books / Paperback Social Science › Philosophy Publisher: Sur, January 1960 Price $11.88 Free Shipping Send to a friend Used - Acceptable Acceptable condition. "What's This About Philosophy?" Spanish. Spine tips worn. Stamped on endpage. (philosophy) $11.88 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.