APA (7th ed.) Citation

Barros, P. P., Simões, J. d. A., Allin, S., & Μόσιαλος, Η. (2007). Health systems in transition: Portugal : health system review. World Health Organization : European Observatory on Health Systems and Policies.

Chicago Style (17th ed.) Citation

Barros, Pedro Pitta, Jorge de Almeida Simões, Sara Allin, and Ηλίας Μόσιαλος. Health Systems in Transition: Portugal : Health System Review. Copenhagen: World Health Organization : European Observatory on Health Systems and Policies, 2007.

MLA (8th ed.) Citation

Barros, Pedro Pitta, et al. Health Systems in Transition: Portugal : Health System Review. World Health Organization : European Observatory on Health Systems and Policies, 2007.