Παραπομπή APA

Aganbegyan, A., & Timofeyev, T. (1988). The New stage of perestroika.

Παραπομπή Chicago Style

Aganbegyan, Abel, και Timor Timofeyev. The New Stage of Perestroika. NY, Institute for east-west security Studies, 1988.

Παραπομπή MLA

Aganbegyan, Abel, και Timor Timofeyev. The New Stage of Perestroika. 1988.