APA (7th ed.) Citation

Carvalho, R. d. (1976). Quadrangular. Quadrante.

Chicago Style (17th ed.) Citation

Carvalho, Raúl de. Quadrangular. Quadrante, 1976.

MLA (8th ed.) Citation

Carvalho, Raúl de. Quadrangular. Quadrante, 1976.

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