एपीए उद्धरण

Vargas-Leitón, B., Marín-Marín, Y., & Romero-Zúñiga, J. J. (2012). Bioeconomic comparison of breed types Holstein, Jersey and Holstein×Jersey in Costa Rica.

शिकागो स्टाइल उद्धरण

Vargas-Leitón, Bernardo, Yamil Marín-Marín, और Juan José Romero-Zúñiga. Bioeconomic Comparison of Breed Types Holstein, Jersey and Holstein×Jersey in Costa Rica. 2012.

एमएलए उद्धरण

Vargas-Leitón, Bernardo, Yamil Marín-Marín, और Juan José Romero-Zúñiga. Bioeconomic Comparison of Breed Types Holstein, Jersey and Holstein×Jersey in Costa Rica. 2012.