APA (7th ed.) Citation

Barclay, R. (1881). Essay and letters on bi-metallism. J. Heywood.

Chicago Style (17th ed.) Citation

Barclay, Robert. Essay and Letters on Bi-metallism. London: J. Heywood, 1881.

MLA (9th ed.) Citation

Barclay, Robert. Essay and Letters on Bi-metallism. J. Heywood, 1881.

Warning: These citations may not always be 100% accurate.