APA (7th ed.) Citation

Meyer-Abich, A., & Vila Valenti, J. Humboldt.

Chicago Style (17th ed.) Citation

Meyer-Abich, Adolf, and Juan Vila Valenti. Humboldt.

MLA (8th ed.) Citation

Meyer-Abich, Adolf, and Juan Vila Valenti. Humboldt.

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