APA-Zitierstil (7. Ausg.)

COKER, A. K. (1993). Program calculates Z-factor for natural gas. The Oil & gas journal, 91(7), 74-75.

Chicago-Zitierstil (17. Ausg.)

COKER, A. K. "Program Calculates Z-factor for Natural Gas." The Oil & Gas Journal 91, no. 7 (1993): 74-75.

MLA-Zitierstil (9. Ausg.)

COKER, A. K. "Program Calculates Z-factor for Natural Gas." The Oil & Gas Journal, vol. 91, no. 7, 1993, pp. 74-75.