APA (7th ed.) Citation

Viana, M. G. (1947). O professor. Tip. Minerva.

Chicago Style (17th ed.) Citation

Viana, Mário Gonçalves. O Professor. Tip. Minerva, 1947.

MLA (8th ed.) Citation

Viana, Mário Gonçalves. O Professor. Tip. Minerva, 1947.

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