Não informado. (1958). Stockholm contributions in geology. Stockholm University.
Chicagoスタイル(17版)引用形式Não informado. Stockholm Contributions in Geology. Stockholm: Stockholm University, 1958.
MLA(8版)引用形式Não informado. Stockholm Contributions in Geology. Stockholm University, 1958.
警告: この引用は必ずしも正確ではありません.