Whitefield, G. (1740). The observation of the birth of Christ, the duty of all Christians; or the true way of keeping Christmas. A sermon preach'd at Bristol. By George Whitefield. printed for C. Whitefield, in the year.
Chicago Style (17th ed.) CitationWhitefield, George. The Observation of the Birth of Christ, the Duty of All Christians; or the True Way of Keeping Christmas. A Sermon Preach'd at Bristol. By George Whitefield. London: printed for C. Whitefield, in the year, 1740.
MLA (9th ed.) CitationWhitefield, George. The Observation of the Birth of Christ, the Duty of All Christians; or the True Way of Keeping Christmas. A Sermon Preach'd at Bristol. By George Whitefield. printed for C. Whitefield, in the year, 1740.
Warning: These citations may not always be 100% accurate.