Zakariah, A., Stewart, B. T., Boateng, E., Achena, C., Tansley, G., & Mock, C. (2016). The Birth and Growth of the National Ambulance Service in Ghana. Prehosp Disaster Med.

Zakariah, Ahmed, Barclay T. Stewart, Edmund Boateng, Christiana Achena, Gavin Tansley, và Charles Mock. "The Birth and Growth of the National Ambulance Service in Ghana." Prehosp Disaster Med 2016.

Zakariah, Ahmed, et al. "The Birth and Growth of the National Ambulance Service in Ghana." Prehosp Disaster Med 2016.