Pringle, P. (1955). Great discoverers in modern science. G. G. Harrap & Co.
Chicago-čujuhus (17. p.)Pringle, Patrick. Great Discoverers in Modern Science. London: G. G. Harrap & Co, 1955.
MLA-čujuhus (9. p.)Pringle, Patrick. Great Discoverers in Modern Science. G. G. Harrap & Co, 1955.
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