Cita APA (7a ed.)

Grace, R. J. (2014). Opium and empire: The lives and careers of William Jardine and James Matheson. McGill-Queen's University Press.

Cita Chicago Style (17a ed.)

Grace, Richard J. Opium and Empire: The Lives and Careers of William Jardine and James Matheson. Montreal ; Kingston ; London ; Ithaca: McGill-Queen's University Press, 2014.

Cita MLA (8a ed.)

Grace, Richard J. Opium and Empire: The Lives and Careers of William Jardine and James Matheson. McGill-Queen's University Press, 2014.