Citazione APA

Halko, J. (1950). Religious census, District of Columbia: General summary. Washington Federation of Churches.

Stile di citazione Chicago

Halko, John. Religious Census, District of Columbia: General Summary. Washington, D.C.: Washington Federation of Churches, 1950.

Citazione MLA

Halko, John. Religious Census, District of Columbia: General Summary. Washington Federation of Churches, 1950.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.