APA
Impavido G., Thorburn C. j. a. & World Bank. (2004). A conceptual framework for retirement products. Washington, D. C: World Bank.
Chicago
Impavido Gregorio, Thorburn Craig jt author and World Bank. 2004. A conceptual framework for retirement products. Washington, D. C: World Bank.
Harvard
Impavido G., Thorburn C. j. a. and World Bank. (2004). A conceptual framework for retirement products. Washington, D. C: World Bank.
MLA
Impavido Gregorio, Thorburn Craig jt author and World Bank. A conceptual framework for retirement products. Washington, D. C: World Bank. 2004.