Study on the Utilization of Clay in Batticaloa District.
ARULRAJAH, Carmalin
Study on the Utilization of Clay in Batticaloa District. - Eastern University Sri Lanka 2003 - viii, 74 p
338.2761072
Study on the Utilization of Clay in Batticaloa District. - Eastern University Sri Lanka 2003 - viii, 74 p
338.2761072