Gibbons, J. (1870). Circular: To the Officers and Members of the F.B., February 28, 1870.
Citace podle Chicago (17th ed.)Gibbons, James. Circular: To the Officers and Members of the F.B., February 28, 1870. 1870.
Citace podle MLA (8th ed.)Gibbons, James. Circular: To the Officers and Members of the F.B., February 28, 1870. 1870.
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