APA (7th ed.) Citation

Roberts, I. G. (2019). Parameter hierarchies & universal grammar. Oxford University Press.

Chicago Style (17th ed.) Citation

Roberts, Ian G. Parameter Hierarchies & Universal Grammar. Oxford: Oxford University Press, 2019.

MLA (8th ed.) Citation

Roberts, Ian G. Parameter Hierarchies & Universal Grammar. Oxford University Press, 2019.

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