District of Columbia code, annotated. Containing the laws, general and permanent in their nature, relating to or in force in the District of Columbia (except such laws as are of application in the District of Columbia by reason of being general and permanent laws of the United States), in force on January 2, 1973. Notes to decisions through December 1972Laws, etc. (D.C. code)

Chicago citation style
District of Columbia. District of Columbia code, annotated. Containing the laws, general and permanent in their nature, relating to or in force in the District of Columbia (except such laws as are of application in the District of Columbia by reason of being general and permanent laws of the United States), in force on January 2, 1973. Notes to decisions through December 1972,Laws, etc. (D.C. code). 1973-. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001628749. (Accessed November 13, 2018.)
APA citation style
District of Columbia, (1973-) District of Columbia code, annotated. Containing the laws, general and permanent in their nature, relating to or in force in the District of Columbia (except such laws as are of application in the District of Columbia by reason of being general and permanent laws of the United States), in force on January 2, 1973. Notes to decisions through December 1972,Laws, etc. (D.C. code). Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001628749
MLA citation style
District of Columbia. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/001628749>.
Note: These citations are programmatically generated and may be incomplete.