Halko, J. (1953). A study of the Oak Lane Community and analysis of population trends and denominational opportunities. Philadelphia Council of Churches.
Chicago-referens (17:e uppl.)Halko, John. A Study of the Oak Lane Community and Analysis of Population Trends and Denominational Opportunities. Philadelphia: Philadelphia Council of Churches, 1953.
MLA-referens (8:e uppl.)Halko, John. A Study of the Oak Lane Community and Analysis of Population Trends and Denominational Opportunities. Philadelphia Council of Churches, 1953.
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