Slay, Alan L. <br/><br/>
Programmed instruction in basic English grammar / 
by Alan L. Slay. 
 - Belmont, Ca. :  Wadsworth Publishing Co.,  1968. 
 - viii, 492 p. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Grammar--Programmed instruction.