Cita APA (7a ed.)

Espey, H. (1981). Efective seismic field techniques. Oil & Gas Consultants International.

Cita Chicago Style (17a ed.)

Espey, H.R. Efective Seismic Field Techniques. Oklahoma: Oil & Gas Consultants International, 1981.

Cita MLA (9a ed.)

Espey, H.R. Efective Seismic Field Techniques. Oil & Gas Consultants International, 1981.