APA Citatie

Levine, M., & Crimmins, E. (2014). Not All Smokers Die Young: A Model for Hidden Heterogeneity within the Human Population. Public Library of Science.

Chicago Style citaat

Levine, Morgan, en Eileen Crimmins. Not All Smokers Die Young: A Model for Hidden Heterogeneity Within the Human Population. Public Library of Science, 2014.

MLA citatie

Levine, Morgan, en Eileen Crimmins. Not All Smokers Die Young: A Model for Hidden Heterogeneity Within the Human Population. Public Library of Science, 2014.

Let op: Deze citaties zijn niet altijd 100% accuraat.