APA (7th ed.) Citation

Harris, R. (1980). The language-makers. Duckworth.

Chicago Style (17th ed.) Citation

Harris, Roy. The Language-makers. London: Duckworth, 1980.

MLA (9th ed.) Citation

Harris, Roy. The Language-makers. Duckworth, 1980.

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