APA (7th ed.) Citation

Grímur Jónsson Thorkelín. (1788). An essay on the slave trade. Printed for G. Nichol.

Chicago Style (17th ed.) Citation

Grímur Jónsson Thorkelín. An Essay on the Slave Trade. London: Printed for G. Nichol, 1788.

MLA (9th ed.) Citation

Grímur Jónsson Thorkelín. An Essay on the Slave Trade. Printed for G. Nichol, 1788.

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