Mullen, W. B. (1969). Dictionary of scientific word elements. Littlefield, Adams.
Chicago-čujuhus (17. p.)Mullen, William B. Dictionary of Scientific Word Elements. Totowa N.J.: Littlefield, Adams, 1969.
MLA-čujuhus (9. p.)Mullen, William B. Dictionary of Scientific Word Elements. Littlefield, Adams, 1969.
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