author = { Hardisty, David AND Windeatt, Scott },

title = { CALL },

edition = { 2nd impression } ,

publisher = {Oxford University Press},

isbn = {0194371050},

keywords = { Englischunterricht , Computer , Foreign languages. Learning. Applications of computer systems , Computerunterstützter Unterricht },

year = {1990},

booktitle = {Resource books for teachers},

address = { Oxford [u.a.] },

url = { http://slubdd.de/katalog?TN_libero_mab2 }