APA (7th ed.) Citation

Clarke, J. I. (1966). Sierra Leone in maps. University of London Press.

Chicago Style (17th ed.) Citation

Clarke, John I. Sierra Leone in Maps. London: University of London Press, 1966.

MLA (9th ed.) Citation

Clarke, John I. Sierra Leone in Maps. University of London Press, 1966.

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