APA Format
Heller, Richard F. . (). The development of... : Development of modern epidemiology : clinical epidemiology, ( Ket. lihat Bab. 23 ) ( halaman 267-272 ). : Oxford ; New York: Oxford University Press, 2007
MLA Format
Heller, Richard F. . The development of... : Development of modern epidemiology : clinical epidemiology, ( Ket. lihat Bab. 23 ) ( halaman 267-272 ). : Oxford ; New York: Oxford University Press, 2007,
Australian/Harvard Format
Heller, Richard F. . . The development of... : Development of modern epidemiology : clinical epidemiology, ( Ket. lihat Bab. 23 ) ( halaman 267-272 ). Oxford ; New York: Oxford University Press, 2007, 
Warning: These citations may not always be 100% accurate.