Παραπομπή σε μορφή APA (7η εκδ.)

Verkuyl, H. J. (1993). A theory of aspectuality: The interaction between temporal and atemporal structure. Cambridge University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Verkuyl, Henk J. A Theory of Aspectuality: The Interaction Between Temporal and Atemporal Structure. Cambridge: Cambridge University Press, 1993.

Παραπομπή σε μορφή MLA (8th εκδ.)

Verkuyl, Henk J. A Theory of Aspectuality: The Interaction Between Temporal and Atemporal Structure. Cambridge University Press, 1993.