APA Format
Cwikel, Julie G. . (). Social... : Methods of descriptive epidemiology. ( Ket. Lihat halaman 180-220 ) ( Bab. 7 ) . : New York: Columbia University Press, 2006
MLA Format
Cwikel, Julie G. . Social... : Methods of descriptive epidemiology. ( Ket. Lihat halaman 180-220 ) ( Bab. 7 ) . : New York: Columbia University Press, 2006,
Australian/Harvard Format
Cwikel, Julie G. . . Social... : Methods of descriptive epidemiology. ( Ket. Lihat halaman 180-220 ) ( Bab. 7 ) . New York: Columbia University Press, 2006, 
Warning: These citations may not always be 100% accurate.