APA (7th ed.) Citation

Barreto, A. (1993). Douro. Inapa.

Chicago Style (17th ed.) Citation

Barreto, António. Douro. Inapa, 1993.

MLA (8th ed.) Citation

Barreto, António. Douro. Inapa, 1993.

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