Dyfyniad APA

(1998). Proceedings of the second conference and exposition on petroleum geophysics (s PG' 98). Society of Petroleum Geophysicists.

Dyfyniad Arddull Chicago

Proceedings of the Second Conference and Exposition on Petroleum Geophysics (s PG' 98). Dehradun: Society of Petroleum Geophysicists, 1998.

Dyfyniad MLA

Proceedings of the Second Conference and Exposition on Petroleum Geophysics (s PG' 98). Society of Petroleum Geophysicists, 1998.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.