Gaya APA
Pennwell, . (2005).
Oil & Gas Journal, Applied Geophysics, Neww SEG Chief (Week of Nov 7).
Houston:
Pennwell Books.
Gaya MLA
Pennwell, .
"Oil & Gas Journal, Applied Geophysics, Neww SEG Chief".
Week of Nov 7
Houston:
Pennwell Books,
2005.
Jurnal TP.