APA

Fuller K., Bush P., Petroleum Economist, Bush P. & Petroleum Economist. (2005). Gas in the CIS & Europe. London: Petroleum Economist.

Chicago

Fuller K, Bush P, Petroleum Economist, Bush P and Petroleum Economist. 2005. Gas in the CIS & Europe. London: Petroleum Economist.

Harvard

Fuller K., Bush P., Petroleum Economist, Bush P. and Petroleum Economist. (2005). Gas in the CIS & Europe. London: Petroleum Economist.

MLA

Fuller K, Bush P, Petroleum Economist, Bush P and Petroleum Economist. Gas in the CIS & Europe. London: Petroleum Economist. 2005.