Graddol, D., Leith, D., Swann, J. English. London etc.: The Open University,Rouyledge, 1996 394 p. il. 0-415-13118-9.
Graddol, D., Leith, D., Swann, J. English. London etc.: The Open University,Rouyledge, 1996 394 p. il. 0-415-13118-9.
Graddol, D., Leith, D., Swann, J. (1996) English, London etc.: The Open University,Rouyledge 394 p. il. 0-415-13118-9.
Graddol, D., Leith, D., & Swann, J. (1996). English. History, Diversity and Change. London etc.: The Open University,Rouyledge, 394 p. il.
Graddol D, Leith D, Swann J. English: History, Diversity and Change. London etc.: The Open University,Rouyledge; 1996. p. 394 p. il. ISBN: 0-415-13118-9.
