APA Format
Szklo, Moyses; Nieto, F. Javier . (). Epidemiology...: Understanding lack of validity : bias, ( Bab. 4 ) ( halaman 109-150 ). : Maryland Aspen : Gaithersburg, 2000
MLA Format
Szklo, Moyses; Nieto, F. Javier . Epidemiology...: Understanding lack of validity : bias, ( Bab. 4 ) ( halaman 109-150 ). : Maryland Aspen : Gaithersburg, 2000,
Australian/Harvard Format
Szklo, Moyses; Nieto, F. Javier . . Epidemiology...: Understanding lack of validity : bias, ( Bab. 4 ) ( halaman 109-150 ). Maryland Aspen : Gaithersburg, 2000, 
Warning: These citations may not always be 100% accurate.