Grammar Spectrum 1 : English rules and practice

.

Paterson, Ken

. , 2000. ISBN: 0194314103. (M) TEXTO

Grammarway 1 : with answers

.

Dooley, Jenny

;

Evans, Virginia

. , 1999. ISBN: 1842163655. (M) TEXTO LITERARIO

Grammarway 2 : with answers

.

Dooley, Jenny

;

Evans, Virginia

. , 2000. ISBN: 1842163663. (M) TEXTO

The new grammar in action 2

.

Foley, Barbara H.

;

Neblett, Elizabeth R.

. , 1998. ISBN: 0838467237. (M) TEXTO

The new grammar in action 3

.

Foley, Barbara H.

;

Neblett, Elizabeth R.

;

Pires, Deborah Singer

. 1a.ed. , 1998. ISBN: 0838467288. (M) TEXTO