Swan, Michael

    The good grammar book : A grammar practice book for elementary to lower-intermediate students of english, with answers / Michael Swan, Catherine Walter. —  1st ed., 2nd reimp. —  Oxford : University Press, 2001. —  324 p. ; 27 cm. — 
    ISBN 0-19-431519-3
   1. Lengua inglesa - Gramática. I. Walter, Catherine.
802.0-5