Style de citation APA (7e éd.)

Törmä, T. (1957). Malignant tumours of the spine and the spinal extradural space: A study based on 250 histologically verified cases.

Style de citation Chicago (17e éd.)

Törmä, Tapio. Malignant Tumours of the Spine and the Spinal Extradural Space: A Study Based on 250 Histologically Verified Cases. Helsinki, 1957.

Style de citation MLA (8e éd.)

Törmä, Tapio. Malignant Tumours of the Spine and the Spinal Extradural Space: A Study Based on 250 Histologically Verified Cases. 1957.