APA (7th ed.) Citation

Gunston, B., & Browne, G. (1985). Aviões. Porto Editora.

Chicago Style (17th ed.) Citation

Gunston, Bill, and Gerard Browne. Aviões. Porto Editora, 1985.

MLA (8th ed.) Citation

Gunston, Bill, and Gerard Browne. Aviões. Porto Editora, 1985.

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