APA (7th ed.) Citation

Watkins, C. (1962). Indo-European Origins of the Celtic Verb. I. The Sigmatic Aorist.

Chicago Style (17th ed.) Citation

Watkins, Calvert. Indo-European Origins of the Celtic Verb. I. The Sigmatic Aorist. Dublin, 1962.

MLA (8th ed.) Citation

Watkins, Calvert. Indo-European Origins of the Celtic Verb. I. The Sigmatic Aorist. 1962.

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