APA (7th ed.) Citation

Batllori, M., Hernanz, M., & Picallo, C. (2005). Grammaticalization and parametric variation. Oxford University Press.

Chicago Style (17th ed.) Citation

Batllori, Montserrat, Maria-Lluisa Hernanz, and Carme Picallo. Grammaticalization and Parametric Variation. Oxford: Oxford University Press, 2005.

MLA (8th ed.) Citation

Batllori, Montserrat, et al. Grammaticalization and Parametric Variation. Oxford University Press, 2005.