Campbell, J. P. (1812). A portrait of the times, or, The church's duty: In a discourse, delivered at the opening of the Synod of Kentucky, in the 1st Presbyterian Church in Lexington, October 14, 1812. Printed by Thomas T. Skillman.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Campbell, John P. A Portrait of the Times, or, The Church's Duty: In a Discourse, Delivered at the Opening of the Synod of Kentucky, in the 1st Presbyterian Church in Lexington, October 14, 1812. Lexington, Ky.: Printed by Thomas T. Skillman, 1812.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Campbell, John P. A Portrait of the Times, or, The Church's Duty: In a Discourse, Delivered at the Opening of the Synod of Kentucky, in the 1st Presbyterian Church in Lexington, October 14, 1812. Printed by Thomas T. Skillman, 1812.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.