APA (7th ed.) Citation
Dik, S. C., & Hengeveld, K. (1997). The theory of functional grammar (2nd, rev. ed.). Mouton de Gruyter.
Chicago Style (17th ed.) Citation
Dik, S. C., and Kees Hengeveld. The Theory of Functional Grammar. 2nd, rev. ed. Berlin: Mouton de Gruyter, 1997.
MLA (9th ed.) Citation
Dik, S. C., and Kees Hengeveld. The Theory of Functional Grammar. 2nd, rev. ed. Mouton de Gruyter, 1997.
Warning: These citations may not always be 100% accurate.