APA (7th ed.) Citation

Laird, H., & Laird, C. G. (1957). The tree of language. Faber & Faber.

Chicago Style (17th ed.) Citation

Laird, Helene, and Charlton Grant Laird. The Tree of Language. London: Faber & Faber, 1957.

MLA (9th ed.) Citation

Laird, Helene, and Charlton Grant Laird. The Tree of Language. Faber & Faber, 1957.

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