Thomson, K. (2006). Fossils: A Very Short Introduction (1st.). Oxford.
Čikaški stil citiranja (17. izdanje)Thomson, Keith. Fossils: A Very Short Introduction. 1st. Oxford, 2006.
MLA način citiranja (9. izdanje)Thomson, Keith. Fossils: A Very Short Introduction. 1st. Oxford, 2006.
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