Morley, G.D. <br/><br/>
An introduction to systemic grammar 
/ G.D.Morley 
. - London  Basingstoke  : MacMillan, 1985
. - Vi-89 p.  ; 22 cm. 
<br/><br/>Bibliogr, index 
<br/><br/><label>ISBN: </label>0333382617 
<br/><br/><label>Source: </label> don britanique 
<br/><br/><label>Universal Decimal Class. No.: </label>802.05