Tola, J. S. (1951). The histopathological and biological characteristics of the primary neoplasms of the cerebellum and the fourth ventricle: With some aspects of their clinical picture, diagnosis, and treatment, on the basis of 71 verified cases.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Tola, Jaakko S. The Histopathological and Biological Characteristics of the Primary Neoplasms of the Cerebellum and the Fourth Ventricle: With Some Aspects of Their Clinical Picture, Diagnosis, and Treatment, on the Basis of 71 Verified Cases. Helsinki, 1951.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Tola, Jaakko S. The Histopathological and Biological Characteristics of the Primary Neoplasms of the Cerebellum and the Fourth Ventricle: With Some Aspects of Their Clinical Picture, Diagnosis, and Treatment, on the Basis of 71 Verified Cases. 1951.