A treatise concerning the principles of human knowledge,
George Berkeley. A treatise of human nature. Book I. "Of the understanding," David Hume. Edited by Philip Wheelwright.

APA Citation

Berkeley, G., Wheelwright, P. Ellis., Hume, D. (1935). A treatise concerning the principles of human knowledge. N.Y.: Doubleday, Doran & company, inc.

MLA Citation

Berkeley, George, 1685-1753, Philip Ellis Wheelwright, and David Hume. A Treatise Concerning the Principles of Human Knowledge. N.Y.: Doubleday, Doran & company, inc, 1935.

Warning: These citations may not always be complete (especially for serials).