Stern, J. P. (1992). European gas markets: Challenge and opportunity in the 1990s (Reprinted.). Dartmouth.
Chicago-Zitierstil (17. Ausg.)Stern, Jonathan P. European Gas Markets: Challenge and Opportunity in the 1990s. Reprinted. Aldershot [u.a.]: Dartmouth, 1992.
MLA-Zitierstil (9. Ausg.)Stern, Jonathan P. European Gas Markets: Challenge and Opportunity in the 1990s. Reprinted. Dartmouth, 1992.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.