APA (7th ed.) Citation

Ribeiro, S. (1975). Mercado comum, comecon. Seara Nova.

Chicago Style (17th ed.) Citation

Ribeiro, Sérgio. Mercado Comum, Comecon. Seara Nova, 1975.

MLA (8th ed.) Citation

Ribeiro, Sérgio. Mercado Comum, Comecon. Seara Nova, 1975.

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