APA (7th ed.) Citation

Afonso, A., Gomes, P., & Rother, P. (2010). Ordered response models for sovereign debt ratings.

Chicago Style (17th ed.) Citation

Afonso, António, Pedro Gomes, and Philipp Rother. Ordered Response Models for Sovereign Debt Ratings. 2010.

MLA (8th ed.) Citation

Afonso, António, et al. Ordered Response Models for Sovereign Debt Ratings. 2010.