The book you are looking for is titled (the Spanish edition of The Caro-Kann: Move by Move ) by Cyrus Lakdawala. Published by La Casa del Ajedrez in 2013, this specific 242-page OCR PDF is a comprehensive guide to one of chess's most reliable defenses. How to Access the Guide
: The Spanish version, La Defensa Caro-Kann Jugada a Jugada , is cataloged on academic sharing sites like Sciarium . The book you are looking for is titled
Opening Repertoire... . C6 - Playing the Caro-Kann and Slav As La Defensa Caro-Kann Jugada a Jugada