APA (7th ed.) Citation
Ahmed, A., Hill, R. V., & Naeem, F. (2014). The poorest: Who and where they are? Springer.
Chicago Style (17th ed.) Citation
Ahmed, Akhter, Ruth Vargas Hill, and Farria Naeem. The Poorest: Who and Where They Are? Springer, 2014.
MLA (9th ed.) Citation
Ahmed, Akhter, et al. The Poorest: Who and Where They Are? Springer, 2014.
Warning: These citations may not always be 100% accurate.