Παραπομπή APA

Gubbins, D. (1990). Seismology and plate tectonics. Cambridge University Press.

Παραπομπή Chicago Style

Gubbins, David. Seismology and Plate Tectonics. London: Cambridge University Press, 1990.

Παραπομπή MLA

Gubbins, David. Seismology and Plate Tectonics. Cambridge University Press, 1990.