Sri Lanka. (1972). Statistical pocket book ... Sri Lanka. Publications Division, Department of Census & Statistics.
Chicago-Zitierstil (17. Ausg.)Sri Lanka. Statistical Pocket Book ... Sri Lanka. Baththaramulla: Publications Division, Department of Census & Statistics, 1972.
MLA-Zitierstil (9. Ausg.)Sri Lanka. Statistical Pocket Book ... Sri Lanka. Publications Division, Department of Census & Statistics, 1972.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.