A voyage to the River Sierra-Leone,
on the coast of Africa; containing an account of the trade and productions of the country, and of the civil and religious customs and manners of the people; in a series of letters to a friend in England.
By John Matthews ... during his residence in that country in the years 1785, 1786, and 1787. With an additional letter on the subject of the African slave trade. Also, a chart of part of the coast of Africa, from Cape St. Ann, to the River Rionoonas; with a view of the island Bananas.

APA Citation

Matthews, J. (1788). A voyage to the River Sierra-Leone: on the coast of Africa; containing an account of the trade and productions of the country, and of the civil and religious customs and manners of the people; in a series of letters to a friend in England. London: Printed for B. White and Son, and J. Sewell.

MLA Citation

Matthews, John, lieutenant in the Royal Navy. A Voyage to the River Sierra-Leone: On the Coast of Africa; Containing an Account of the Trade And Productions of the Country, And of the Civil And Religious Customs And Manners of the People; In a Series of Letters to a Friend In England. London: Printed for B. White and Son, and J. Sewell, 1788.

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