APA
Chambers W and R, . (1840). History and present state of the British Empire Chamber's educational course. Edinburgh: William and Robert Chambers.
Chicago
Chambers W and R, . 1840. History and present state of the British Empire Chamber's educational course. Edinburgh: William and Robert Chambers.
Harvard
Chambers W and R, . (1840). History and present state of the British Empire Chamber's educational course. Edinburgh: William and Robert Chambers.
MLA
Chambers W and R, . History and present state of the British Empire Chamber's educational course. Edinburgh: William and Robert Chambers. 1840.