ebook,Antonio Martel,Certificaci&oacute;n Professional Scrum Master: C&oacute;mo preparar la certificaci&oacute;n PSM I de Scrum.org (Aprender a ser mejor gestor de proyectos n&ordm; 2) (Spanish Edition),Antonio Martel,Computers / Certification Guides / General,Computers / Software Development & Engineering / Project Management" />