May katwiran ang katwiran at iba sa pang dula / 
Tinio, Rolando S. 
 - Quezon City :  The University of the Philippines Press,  2001. 
 - xiii, 234 p. ; 22.9cm. 
<br/><br/><label>ISBN: </label>9715422306 
<br/><br/><label>Dewey Class. No.: </label>Fil 899.21 T49 2001