Hepple, P. (1968). Pollution Prevention: The proceedings of the Institute of Petroleum Summer Meeting, Brighton 1968 on the theme "The contribution of the petroleum industry to the prevention of pollution". The Institute of Petroleum.
Chicago-Zitierstil (17. Ausg.)Hepple, Peter. Pollution Prevention: The Proceedings of the Institute of Petroleum Summer Meeting, Brighton 1968 on the Theme "The Contribution of the Petroleum Industry to the Prevention of Pollution". London: The Institute of Petroleum, 1968.
MLA-Zitierstil (9. Ausg.)Hepple, Peter. Pollution Prevention: The Proceedings of the Institute of Petroleum Summer Meeting, Brighton 1968 on the Theme "The Contribution of the Petroleum Industry to the Prevention of Pollution". The Institute of Petroleum, 1968.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.