APA (7th ed.) Citation

Meyer, A., & Vilá Valentí, J. (1985). Humboldt. Salvat.

Chicago Style (17th ed.) Citation

Meyer, Adolf, and Juan Vilá Valentí. Humboldt. Barcelona: Salvat, 1985.

MLA (9th ed.) Citation

Meyer, Adolf, and Juan Vilá Valentí. Humboldt. Salvat, 1985.

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