APA-Zitierstil (7. Ausg.)

(1995). Gas in the former Soviet Union and Europe (2. ed.). Petroleum Economist.

Chicago-Zitierstil (17. Ausg.)

Gas in the Former Soviet Union and Europe. 2. ed. London u.a: Petroleum Economist, 1995.

MLA-Zitierstil (9. Ausg.)

Gas in the Former Soviet Union and Europe. 2. ed. Petroleum Economist, 1995.