APA aipamena

Steinhardt, L. C., Aman, I., Pakzad, I., Kumar, B., Singh, L. P., & Peters, D. H. (2011). Removing user fees for basic health services: A pilot study and national roll-out in Afghanistan. Oxford University Press.

Chicago Style aipamena

Steinhardt, Laura C., Iqbal Aman, Iqbalshah Pakzad, Binay Kumar, Lakhwinder P. Singh, and David H. Peters. Removing User Fees for Basic Health Services: A Pilot Study and National Roll-out in Afghanistan. Oxford University Press, 2011.

MLA aipamena

Steinhardt, Laura C., et al. Removing User Fees for Basic Health Services: A Pilot Study and National Roll-out in Afghanistan. Oxford University Press, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.