एपीए उद्धरण

Rosero Bixby, L., Dow, W. H., & Brenes Camacho, G. (2019). Costa Rican Longevity and Healthy Aging Study.

शिकागो स्टाइल उद्धरण

Rosero Bixby, Luis, William H. Dow, और Gilbert Brenes Camacho. Costa Rican Longevity and Healthy Aging Study. 2019.

एमएलए उद्धरण

Rosero Bixby, Luis, William H. Dow, और Gilbert Brenes Camacho. Costa Rican Longevity and Healthy Aging Study. 2019.