Signs make sense : a guide to British sign language

MLA

Smith, Cath, and David Hodgson. Signs Make Sense : a Guide to British Sign Language. London: Souvenir, 1990.

APA

Smith, C., & Hodgson, D. (1990). Signs make sense : a guide to British sign language. London: Souvenir.

Chicago

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