Jong, R. N., & Sugar, O. (1979). Yearbook of neurology and neurosurgery 1979. YearBook Medical.
Chicago-čujuhus (17. p.)Jong, Russell N., juo Oscar Sugar. Yearbook of Neurology and Neurosurgery 1979. YearBook Medical, 1979.
MLA-čujuhus (9. p.)Jong, Russell N., juo Oscar Sugar. Yearbook of Neurology and Neurosurgery 1979. YearBook Medical, 1979.
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