APA (7th ed.) Citation

Elcock, W. D., & Green, J. N. (1960). The Romance languages (New and revised ed.). Faber.

Chicago Style (17th ed.) Citation

Elcock, William Denis, and John N. Green. The Romance Languages. New and revised ed. London: Faber, 1960.

MLA (8th ed.) Citation

Elcock, William Denis, and John N. Green. The Romance Languages. New and revised ed. Faber, 1960.