(1989). Department of Energy map of UK oil and gas activity: As at 31st December 1988 (1. publ.).
Chicago-Zitierstil (17. Ausg.)Department of Energy Map of UK Oil and Gas Activity: As at 31st December 1988. 1. publ. London, 1989.
MLA-Zitierstil (9. Ausg.)Department of Energy Map of UK Oil and Gas Activity: As at 31st December 1988. 1. publ. 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.