Ridgely, H. W. (1894). The old brick churches of Maryland. A. D. F. Randolph and company.
Citazione stile Chigago Style (17a edizione)Ridgely, Helen W. The Old Brick Churches of Maryland. New York: A. D. F. Randolph and company, 1894.
Citatione MLA (9a ed.)Ridgely, Helen W. The Old Brick Churches of Maryland. A. D. F. Randolph and company, 1894.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.