APA (7th ed.) Citation

Smith, C. (1990). Signs Make Sense: A Guide to British Sign Language. Souvenir Press.

Chicago Style (17th ed.) Citation

Smith, Cath. Signs Make Sense: A Guide to British Sign Language. London: Souvenir Press, 1990.

MLA (9th ed.) Citation

Smith, Cath. Signs Make Sense: A Guide to British Sign Language. Souvenir Press, 1990.

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