Halko, J. (1950). Religious census, District of Columbia: General summary. Washington Federation of Churches.
Chicago Style (17th ed.) CitationHalko, John. Religious Census, District of Columbia: General Summary. Washington, D.C.: Washington Federation of Churches, 1950.
MLA引文Halko, John. Religious Census, District of Columbia: General Summary. Washington Federation of Churches, 1950.
警告:這些引文格式不一定是100%准確.