APA-čujuhus (7. p.)

RUTTEN, M. G. (1971). The Origin of life by natural causes. Elsevier.

Chicago-čujuhus (17. p.)

RUTTEN, Martin G. The Origin of Life by Natural Causes. Amsterdam: Elsevier, 1971.

MLA-čujuhus (9. p.)

RUTTEN, Martin G. The Origin of Life by Natural Causes. Elsevier, 1971.

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