Columbia. Leyes, decretos, etc. <br/><br/>
District of Columbia Code 1967 edition. Cumulative supplement III. Laws-January 10, 1967, to January 18, 1970. 

 - Washington :  Government Printing Office,  1970. 
 - 670 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COLUMBIA