APA Citation

Urquhart, D. (1840). The sulphur monopoly. [S.l.: s.n..

Chicago Style Citation

Urquhart, David. The Sulphur Monopoly. [S.l.: s.n., 1840.

MLA Citation

Urquhart, David. The Sulphur Monopoly. [S.l.: s.n., 1840.

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