Vernadskiĭ, V. I., Margalef, R., López Paños, M. V., & Gutiérrez, L. G. A. (1997). La biosfera. Visor.
Chicago Style (17th ed.) CitationVernadskiĭ, V. I., Ramón Margalef, María Victoria López Paños, and Luis Gutiérrez Andrés Gutiérrez. La Biosfera. Madrid: Visor, 1997.
MLA (9th ed.) CitationVernadskiĭ, V. I., et al. La Biosfera. Visor, 1997.
Warning: These citations may not always be 100% accurate.