Piazza, Paul E. Field trip notes and comments of the Kuala Kangsar areas sheets 2M/4, 2M/3 and 2N/1 Paul E. Piazza Canadian Colombo Plan Geologist. - 1967 - 23 p. ill. 35 cm Subjects--Topical Terms: Geology--Perak--Kuala Kangsar Subjects--Geographic Terms: Kuala Kangsar (Perak)