Cita APA

Chinchilla, M., Mata, R., & Alvarado, A. (2010). Characterization and classification of Ultisols of Los Santos, Talamanca, Costa Rica.

Chicago Style Citation

Chinchilla, Miguel, Rafael Mata, i Alfredo Alvarado. Characterization and Classification of Ultisols of Los Santos, Talamanca, Costa Rica. 2010.

Cita MLA

Chinchilla, Miguel, Rafael Mata, i Alfredo Alvarado. Characterization and Classification of Ultisols of Los Santos, Talamanca, Costa Rica. 2010.