APA (7th ed.) Citation

Opello, W. C. (1985). Portugals political development: A comparative approach. Westview Press.

Chicago Style (17th ed.) Citation

Opello, Walter C. Portugals Political Development: A Comparative Approach. Boulder: Westview Press, 1985.

MLA (9th ed.) Citation

Opello, Walter C. Portugals Political Development: A Comparative Approach. Westview Press, 1985.

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