APA (7th ed.) Citation

Sand, G., Bes i Oliva, M., Marí, A., & Graves, R. (1992). Un Hivern a Mallorca. Edhasa.

Chicago Style (17th ed.) Citation

Sand, George, Marta Bes i Oliva, Antoni Marí, and Robert Graves. Un Hivern a Mallorca. Barcelona: Edhasa, 1992.

MLA (9th ed.) Citation

Sand, George, et al. Un Hivern a Mallorca. Edhasa, 1992.

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