Cita APA

Kayeyi, N., Fylkesnes, K., Wiium, N., & Sandøy, I. F. (2013). Decline in Sexual Risk Behaviours among Young People in Zambia (2000–2009): Do Neighbourhood Contextual Effects Play a Role? Public Library of Science.

Citación estilo Chicago

Kayeyi, Nkomba, Knut Fylkesnes, Nora Wiium, y Ingvild F. Sandøy. Decline in Sexual Risk Behaviours Among Young People in Zambia (2000–2009): Do Neighbourhood Contextual Effects Play a Role? Public Library of Science, 2013.

Cita MLA

Kayeyi, Nkomba, Knut Fylkesnes, Nora Wiium, y Ingvild F. Sandøy. Decline in Sexual Risk Behaviours Among Young People in Zambia (2000–2009): Do Neighbourhood Contextual Effects Play a Role? Public Library of Science, 2013.