APA (7th ed.) Citation

Penfield, W. (1939). The epilepsies: With a note on radical therapy.

Chicago Style (17th ed.) Citation

Penfield, W. The Epilepsies: With a Note on Radical Therapy. London, 1939.

MLA (8th ed.) Citation

Penfield, W. The Epilepsies: With a Note on Radical Therapy. 1939.

Warning: These citations may not always be 100% accurate.