APA (7th ed.) Citation

Lopez-Calva, L. F., & Ortiz-Juarez, E. (2012). A Vulnerability Approach to the Definition of the Middle Class.

Chicago Style (17th ed.) Citation

Lopez-Calva, Luis F., and Eduardo Ortiz-Juarez. A Vulnerability Approach to the Definition of the Middle Class. 2012.

MLA (8th ed.) Citation

Lopez-Calva, Luis F., and Eduardo Ortiz-Juarez. A Vulnerability Approach to the Definition of the Middle Class. 2012.

Warning: These citations may not always be 100% accurate.