APA (7th ed.) Citation

Ribeiro, A. (1943). Volfrâmio. Bertrand.

Chicago Style (17th ed.) Citation

Ribeiro, Aquilino. Volfrâmio. Bertrand, 1943.

MLA (8th ed.) Citation

Ribeiro, Aquilino. Volfrâmio. Bertrand, 1943.

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