Symposium 3 on Sleep Disorders, Hamburg, Germany, World Congress of Neurology, Webb, W. B., Emser, W., & Kurtz, D. (1987). Sleep, aging, and related disorders. Karger.
Čikaški stil citiranja (17. izdanje)Symposium 3 on Sleep Disorders, Hamburg, Germany, World Congress of Neurology, Wilse B. Webb, W. Emser, i D. Kurtz. Sleep, Aging, and Related Disorders. Basel ; New York: Karger, 1987.
MLA način citiranja (8. izdanje)Symposium 3 on Sleep Disorders, Hamburg, Germany, et al. Sleep, Aging, and Related Disorders. Karger, 1987.
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