APA ציטוט

Gault, J. C. (1985). The Economics of Natural Gas in Developing Countries. ELSEVIER.

Chicago Style (17th ed.) Citation

Gault, John C. The Economics of Natural Gas in Developing Countries. ELSEVIER, 1985.

ציטוט MLA

Gault, John C. The Economics of Natural Gas in Developing Countries. ELSEVIER, 1985.