APA (7th ed.) Citation

Petroleum Economist Ltd, Petroconsultants S.A, & Price Waterhouse (Firm). (1991). Energy map of the Soviet Union. Petroleum Economist.

Chicago Style (17th ed.) Citation

Petroleum Economist Ltd, Petroconsultants S.A, and Price Waterhouse (Firm). Energy Map of the Soviet Union. London: Petroleum Economist, 1991.

MLA (9th ed.) Citation

Petroleum Economist Ltd, et al. Energy Map of the Soviet Union. Petroleum Economist, 1991.