Cita APA (7a ed.)

Aganbegyan, A. (1988). The challenge: Economics of perestroika. The second world.

Cita Chicago Style (17a ed.)

Aganbegyan, Abel. The Challenge: Economics of Perestroika. London: The second world, 1988.

Cita MLA (9a ed.)

Aganbegyan, Abel. The Challenge: Economics of Perestroika. The second world, 1988.