Cita APA (7a ed.)

Helasvuo, M., & Campbell, L. (2006). Grammar from the human perspective: Case, space and person in Finnish. J. Benjamins.

Cita Chicago Style (17a ed.)

Helasvuo, Marja-Liisa, y Lyle Campbell. Grammar from the Human Perspective: Case, Space and Person in Finnish. Amsterdam ; Philadelphia: J. Benjamins, 2006.

Cita MLA (8a ed.)

Helasvuo, Marja-Liisa, y Lyle Campbell. Grammar from the Human Perspective: Case, Space and Person in Finnish. J. Benjamins, 2006.