APA način citiranja

Castillo-Badilla, G., Salazar-Carranza, M., Murillo-Herrera, J., & Romero-Zúñiga, J. J. (2013). Effect of age at first calving on productive parameters in Costa Rican Jersey cows.

Čikaški stil citiranja

Castillo-Badilla, Gloriana, Mauren Salazar-Carranza, Jaime Murillo-Herrera, i Juan José Romero-Zúñiga. Effect of Age At First Calving On Productive Parameters in Costa Rican Jersey Cows. 2013.

MLA način citiranja

Castillo-Badilla, Gloriana, Mauren Salazar-Carranza, Jaime Murillo-Herrera, i Juan José Romero-Zúñiga. Effect of Age At First Calving On Productive Parameters in Costa Rican Jersey Cows. 2013.