एपीए उद्धरण

Reutfors, J., Kramárová, E., Weiderpass, E., Monge, P., Wesseling, C., & Ahlbom, A. (2002). Central nervous system tumours in children in Costa Rica: 1981–96.

शिकागो स्टाइल उद्धरण

Reutfors, Johan, Eva Kramárová, Elisabete Weiderpass, Patricia Monge, Catharina Wesseling, और Anders Ahlbom. Central Nervous System Tumours in Children in Costa Rica: 1981–96. 2002.

एमएलए उद्धरण

Reutfors, Johan, et al. Central Nervous System Tumours in Children in Costa Rica: 1981–96. 2002.