APA (7th ed.) Citation

Curvelo, E. (1943). Introducão à lógica. Cosmos.

Chicago Style (17th ed.) Citation

Curvelo, Edmundo. Introducão à Lógica. Cosmos, 1943.

MLA (8th ed.) Citation

Curvelo, Edmundo. Introducão à Lógica. Cosmos, 1943.

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