(1972). Vol. 70, № 44; OiL and Gas journal. 1972.
Chicago Style (17. basım) AtıfVol. 70, № 44; OiL and Gas Journal. 1972, 1972.
MLA (9th ed.) AtıfVol. 70, № 44; OiL and Gas Journal. 1972, 1972.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..
(1972). Vol. 70, № 44; OiL and Gas journal. 1972.
Chicago Style (17. basım) AtıfVol. 70, № 44; OiL and Gas Journal. 1972, 1972.
MLA (9th ed.) AtıfVol. 70, № 44; OiL and Gas Journal. 1972, 1972.