Liivrand, E. (1991). Biostratigraphy of the Pleistocene deposits in Estonia and correlations in the Baltic region. Stockholm University, Dept. of Quaternary Research.
Citação norma ChicagoLiivrand, Elsbet. Biostratigraphy of the Pleistocene Deposits in Estonia and Correlations in the Baltic Region. Stockholm: Stockholm University, Dept. of Quaternary Research, 1991.
Citação norma MLALiivrand, Elsbet. Biostratigraphy of the Pleistocene Deposits in Estonia and Correlations in the Baltic Region. Stockholm University, Dept. of Quaternary Research, 1991.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.