Não informado. (1957). Ceylon Journal of Science. University of Ceylon.
Chicagoスタイル(17版)引用形式Não informado. Ceylon Journal of Science. Colombo: University of Ceylon, 1957.
MLA(8版)引用形式Não informado. Ceylon Journal of Science. University of Ceylon, 1957.
警告: この引用は必ずしも正確ではありません.