Gray, A. Directions and instigations to the duty of prayer: How, and why the heart is to be kept with diligence. Pressing arguments and directions for hearing the voice of the rod. Being the sum and substance of nine sermons. By Mr. Andrew Gray, late minister of the Gospel in Glasgow[.].
Chicago Style (17th ed.) CitationGray, Andrew. Directions and Instigations to the Duty of Prayer: How, and Why the Heart Is to Be Kept with Diligence. Pressing Arguments and Directions for Hearing the Voice of the Rod. Being the Sum and Substance of Nine Sermons. By Mr. Andrew Gray, Late Minister of the Gospel in Glasgow[.].
MLA (9th ed.) CitationGray, Andrew. Directions and Instigations to the Duty of Prayer: How, and Why the Heart Is to Be Kept with Diligence. Pressing Arguments and Directions for Hearing the Voice of the Rod. Being the Sum and Substance of Nine Sermons. By Mr. Andrew Gray, Late Minister of the Gospel in Glasgow[.].