Cita APA (7a ed.)

Merridale, C., & Ward, C. (1991). Perestroika, the historical perspective (1st published.). Arnold.

Cita Chicago Style (17a ed.)

Merridale, Catherine, y Chris Ward. Perestroika, the Historical Perspective. 1st published. London [etc.]: Arnold, 1991.

Cita MLA (9a ed.)

Merridale, Catherine, y Chris Ward. Perestroika, the Historical Perspective. 1st published. Arnold, 1991.