The British encyclopedia, or, Dictionary of arts and sciences :
comprising an accurate and popular view of the present improved state of human knowledge /
by William Nicholson ; illustrated with upwards of 150 elegant engravings, by Messrs. Lowry and Scott.

APA Citation

Nicholson, W. (1809). The British encyclopedia, or, Dictionary of arts and sciences: comprising an accurate and popular view of the present improved state of human knowledge. London: Printed by C. Whittingham, for Longman, Hurst, Rees, and Orme [and 21 others].

MLA Citation

Nicholson, William, 1753-1815. The British Encyclopedia, Or, Dictionary of Arts And Sciences: Comprising an Accurate And Popular View of the Present Improved State of Human Knowledge. London: Printed by C. Whittingham, for Longman, Hurst, Rees, and Orme [and 21 others], 1809.

Warning: These citations may not always be complete (especially for serials).