APA način citiranja

Gutiérrez Marín, N., & López Soto, A. (2014). Space maintainers placed from 2008 to 2011 at the School of Dentistry, University of Costa Rica.

Čikaški stil citiranja

Gutiérrez Marín, Natalia, i Andrea López Soto. Space Maintainers Placed From 2008 to 2011 At the School of Dentistry, University of Costa Rica. 2014.

MLA način citiranja

Gutiérrez Marín, Natalia, i Andrea López Soto. Space Maintainers Placed From 2008 to 2011 At the School of Dentistry, University of Costa Rica. 2014.