@book{ VOTYAKOVA_GUZMAN_SOKOLOVA,

author = { IRINA VOTYAKOVA and RAFAEL GUZMAN TIRADO and LARISA SOKOLOVA } ,

title = { LENGUA RUSA (A1) },

publisher = { RUBIÑOS },

address = { MADRID },

year = { 2011 },

isbn = { 978-84-8041-1 },

}