Monograph
[Dept. of Govt. Print]
***記述は遡及データによる
Dept. of Census and Statistics, Ceylon 1970 Monograph no. 17
所蔵館1館
Department of Census and Statistics, Ceylon
Government Press, 1956 Monograph no. 8
所蔵館3館
Dept. of Census and Statistics, Ceylon
[Dept. of Govt. Print] [1954] Monograph no. 3