Não informado. (1969). Calcified tissue abstracts. Cambridge Scientific Abstracts.
Chicago-viite (17. p.)Não informado. Calcified Tissue Abstracts. Bethesda, Md: Cambridge Scientific Abstracts, 1969.
MLA-viite (8. p.)Não informado. Calcified Tissue Abstracts. Cambridge Scientific Abstracts, 1969.
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