Gorbachev, M. (1987). Selected speeches and articles (2nd.). Progress Pub.
Citazione stile Chigago Style (17a edizione)Gorbachev, Mikhail. Selected Speeches and Articles. 2nd. Moscow: Progress Pub, 1987.
Citatione MLA (9a ed.)Gorbachev, Mikhail. Selected Speeches and Articles. 2nd. Progress Pub, 1987.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.