APA (7th ed.) Citation

Ribeiro, S. (1974). O Comecon. Estampa.

Chicago Style (17th ed.) Citation

Ribeiro, Sérgio. O Comecon. Estampa, 1974.

MLA (8th ed.) Citation

Ribeiro, Sérgio. O Comecon. Estampa, 1974.

Warning: These citations may not always be 100% accurate.