Cita APA

Blanco, G., & Sandoval Vargas, L. A. (2019). Three new bird species for Cocos Island, Costa Rica, and additional observations of other vagrants.

Chicago Style Citation

Blanco, Guillermo, i Luis Andrés Sandoval Vargas. Three New Bird Species for Cocos Island, Costa Rica, and Additional Observations of Other Vagrants. 2019.

Cita MLA

Blanco, Guillermo, i Luis Andrés Sandoval Vargas. Three New Bird Species for Cocos Island, Costa Rica, and Additional Observations of Other Vagrants. 2019.