Barclay, R. (1805). An apology for the true Christian divinity: Being an explanation and vindication of the principles and doctrines of the people called Quakers. Philadelphia: Printed and sold by Kimber, Conrad & Co..

Barclay, Robert. An Apology for the True Christian Divinity: Being an Explanation and Vindication of the Principles and Doctrines of the People Called Quakers. Philadelphia: Printed and sold by Kimber, Conrad & Co., 1805.

Barclay, Robert. An Apology for the True Christian Divinity: Being an Explanation and Vindication of the Principles and Doctrines of the People Called Quakers. Philadelphia: Printed and sold by Kimber, Conrad & Co., 1805.