Monograph
[Ceylon. Dept. of Census and Statistics]
Printed at the Government Press
Printed at the Government Press 1956 Monograph / [Ceylon. Dept. of Census and Statistics] no. 9
Available at 2 libraries
by K. Tharmaratnam
Printed at the Government Press 1955 Monograph / [Ceylon. Dept. of Census and Statistics] no. 4