APA (7th ed.) Citation

Wekker, H., & Haegeman, L. M. V. (1985). A modern course in English syntax. Croom Helm.

Chicago Style (17th ed.) Citation

Wekker, Herman, and Liliane M. V. Haegeman. A Modern Course in English Syntax. London u.a: Croom Helm, 1985.

MLA (9th ed.) Citation

Wekker, Herman, and Liliane M. V. Haegeman. A Modern Course in English Syntax. Croom Helm, 1985.