APA (7th ed.) Citation

Gereon, M., Johannes, E., & Andreas, O. Extraction from NP, frequency, and minimalist gradient harmonic grammar. De Gruyter.

Chicago Style (17th ed.) Citation

Gereon, Müller, Englisch Johannes, and Opitz Andreas. Extraction from NP, Frequency, and Minimalist Gradient Harmonic Grammar. De Gruyter.

MLA (9th ed.) Citation

Gereon, Müller, et al. Extraction from NP, Frequency, and Minimalist Gradient Harmonic Grammar. De Gruyter.