APA
Howes S., Lanjouw Jean Olson & World Bank. (1997). Poverty comparisons and household survey design. Washigton: World Bank.
Chicago
Howes Steven, Lanjouw Jean Olson and World Bank. 1997. Poverty comparisons and household survey design. Washigton: World Bank.
Harvard
Howes S., Lanjouw Jean Olson and World Bank. (1997). Poverty comparisons and household survey design. Washigton: World Bank.
MLA
Howes Steven, Lanjouw Jean Olson and World Bank. Poverty comparisons and household survey design. Washigton: World Bank. 1997.