APA (7th ed.) Citation

Portela, M., Thanassoulis, E., & Graveney, M. (2010). Comparative Efficiency Analysis of Referral Costs in.

Chicago Style (17th ed.) Citation

Portela, Maria, Emmanuel Thanassoulis, and Mike Graveney. Comparative Efficiency Analysis of Referral Costs in. 2010.

MLA (8th ed.) Citation

Portela, Maria, et al. Comparative Efficiency Analysis of Referral Costs in. 2010.