APA (7th ed.) Citation

Paton, J. (1986). Astronomia. Editora Valor.

Chicago Style (17th ed.) Citation

Paton, John. Astronomia. Editora Valor, 1986.

MLA (8th ed.) Citation

Paton, John. Astronomia. Editora Valor, 1986.

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