APA (7th ed.) Citation

Castro León, A., & Guarderas Recalde, C. Texto de biología moderna (5a ed.).

Chicago Style (17th ed.) Citation

Castro León, Alfonso, and Carlos Guarderas Recalde. Texto De Biología Moderna. 5a ed.

MLA (8th ed.) Citation

Castro León, Alfonso, and Carlos Guarderas Recalde. Texto De Biología Moderna. 5a ed.

Warning: These citations may not always be 100% accurate.