APA Format
Ke Xu; ( et al ) . (). Health systems...: Summary measures of the distribution of household financial contributions to health, ( Ket. Bab. 40 ) ( halaman 543-555 ). : Geneva: WHO, 2003
MLA Format
Ke Xu; ( et al ) . Health systems...: Summary measures of the distribution of household financial contributions to health, ( Ket. Bab. 40 ) ( halaman 543-555 ). : Geneva: WHO, 2003,
Australian/Harvard Format
Ke Xu; ( et al ) . . Health systems...: Summary measures of the distribution of household financial contributions to health, ( Ket. Bab. 40 ) ( halaman 543-555 ). Geneva: WHO, 2003, 
Warning: These citations may not always be 100% accurate.