APA

Riegelman R., Kirkwood B., . (2015). Public health 101: healthy people--healthy populations. USA: .

Chicago

Riegelman Richard, Kirkwood Brenda, . 2015. Public health 101: healthy people--healthy populations. USA: .

Harvard

Riegelman R., Kirkwood B., . (2015). Public health 101: healthy people--healthy populations. USA: .

MLA

Riegelman Richard, Kirkwood Brenda, . Public health 101: healthy people--healthy populations. USA: . 2015.