Peacock, Graham. Primary science knowledge and understanding / Graham Peacock, John Sharp, Rob Johnsey. - 6th ed. - Thousand Oaks, CA : Sage Publications, 2012. - 217P.: ill. - Achieving QTS meeting the teachers standards framework . ISBN: 9780857258991 LCCN: 2012934558 Dewey Class. No.: 372.350440941