Cita APA (7a ed.)

Langford, P. (1992). A polite and commercial people: England, 1727-1783. University Press.

Cita Chicago Style (17a ed.)

Langford, Paul. A Polite and Commercial People: England, 1727-1783. Oxford [etc.]: University Press, 1992.

Cita MLA (9a ed.)

Langford, Paul. A Polite and Commercial People: England, 1727-1783. University Press, 1992.