APA Format
Bakketeig, L.S; Bergsjo, P. . (). Epidemiology...: Perinatal epidemiology. ( ket. lihat bab ) ( halaman 296-304). : Amsterdam: Elsevier/ Academic Press, 2010
MLA Format
Bakketeig, L.S; Bergsjo, P. . Epidemiology...: Perinatal epidemiology. ( ket. lihat bab ) ( halaman 296-304). : Amsterdam: Elsevier/ Academic Press, 2010,
Australian/Harvard Format
Bakketeig, L.S; Bergsjo, P. . . Epidemiology...: Perinatal epidemiology. ( ket. lihat bab ) ( halaman 296-304). Amsterdam: Elsevier/ Academic Press, 2010, 
Warning: These citations may not always be 100% accurate.