APA (7th ed.) Citation

Petroleum Economist Ltd & Wright, C. (1997). Oil and gas map of the Netherlands: 5th edition (5th ed.). Petroleum Economist.

Chicago Style (17th ed.) Citation

Petroleum Economist Ltd and Charles Wright. Oil and Gas Map of the Netherlands: 5th Edition. 5th ed. London: Petroleum Economist, 1997.

MLA (9th ed.) Citation

Petroleum Economist Ltd and Charles Wright. Oil and Gas Map of the Netherlands: 5th Edition. 5th ed. Petroleum Economist, 1997.