@Book{BVMC:753789, author = {Stevenson, Robert Louis}, title = {The letters of Robert Louis Stevenson to his family and friends. Volume I}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2018}, year = {2018}, url = {https://www.cervantesvirtual.com/obra/the-letters-of-robert-louis-stevenson-to-his-family-and-friends} }