Gaya APA

America, S, S, O. (2001). Seismological Research Letters Volume 72, Number 2 (March/April 2001). Michigan: Seismological Society Of America.

Gaya MLA

America, Seismological, Society, Of. "Seismological Research Letters Volume 72, Number 2". March/April 2001 Michigan: Seismological Society Of America, 2001. Jurnal.