Gaya APA

America, S, S, O. (2002). Seismological Research Letters Volume 73, Number 4 (July/August 2002). Michigan: Seismological Society Of America.

Gaya MLA

America, Seismological, Society, Of. "Seismological Research Letters Volume 73, Number 4". July/August 2002 Michigan: Seismological Society Of America, 2002. Jurnal.