Cita APA

Heney, T. L. E., & Sammis, C. G. E. (1987). Geophysics.

Chicago Edition Citation

Heney, Thomas L; Ed, i Charles G; Ed Sammis. Geophysics. London, Academic Press, 1987.

Cita MLA

Heney, Thomas L; Ed, i Charles G; Ed Sammis. Geophysics. 1987.