APA (7th ed.) Citation

Simpson, W. D. (1963). The historical Saint Columba (Rev. 3. ed.). Oliver & Boyd.

Chicago Style (17th ed.) Citation

Simpson, W. D. The Historical Saint Columba. Rev. 3. ed. Edinburgh u.a: Oliver & Boyd, 1963.

MLA (9th ed.) Citation

Simpson, W. D. The Historical Saint Columba. Rev. 3. ed. Oliver & Boyd, 1963.