Introduction to combinators and -Calculus 
Hindley, J. Roger [and] Jonathan P. Sedin 
 - USA,  Cambridge university press.  1986 
 - 260p. 
<br/><br/><label>ISBN: </label>0-521-31839-4 
<br/><br/><label>LC Class. No.: </label>QA 9.5   / .H56 1986