Cita APA (7a ed.)

Seismological Society of America. Eastern Section. (1929). SEISMOLOGICAL research letters. Seismological Society of America, Eastern Section.

Cita Chicago Style (17a ed.)

Seismological Society of America. Eastern Section. SEISMOLOGICAL Research Letters. California: Seismological Society of America, Eastern Section, 1929.

Cita MLA (8a ed.)

Seismological Society of America. Eastern Section. SEISMOLOGICAL Research Letters. Seismological Society of America, Eastern Section, 1929.