Kent, Graeme
Blackboard to computer a guide to educational aids / Graeme Kent - Ward Lock Educational : London, 1969. - 128 p., [5] leaves of plates ; 23 cm.
Includes bibliographical references and index.
Education
371.33 / KEB
Blackboard to computer a guide to educational aids / Graeme Kent - Ward Lock Educational : London, 1969. - 128 p., [5] leaves of plates ; 23 cm.
Includes bibliographical references and index.
Education
371.33 / KEB