APA (7th ed.) Citation

Lehmann, C. (2015). Thoughts on grammaticalization. Language Science Press.

Chicago Style (17th ed.) Citation

Lehmann, Christian. Thoughts on Grammaticalization. Language Science Press, 2015.

MLA (9th ed.) Citation

Lehmann, Christian. Thoughts on Grammaticalization. Language Science Press, 2015.

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