Finnish Lessons 2.0 : what can the world learn from educational change in Finland? / Pasi Sahlberg ; Forewords by Diane Ravitch, Andy Hargreaves; Afterword by Sir Ken Robinson. - 2. edit. - New York : Teachers College, Columbia University, 2015. - 237 s. ; 23 cm. - ISBN 978-0-8077-5585-3.