APA

Czerniewska P., Cruttenden A., . (1979). Understanding Speech. Britain: The Open University Press.

Chicago

Czerniewska Pam, Cruttenden Alan, . 1979. Understanding Speech. Britain: The Open University Press.

Harvard

Czerniewska P., Cruttenden A., . (1979). Understanding Speech. Britain: The Open University Press.

MLA

Czerniewska Pam, Cruttenden Alan, . Understanding Speech. Britain: The Open University Press. 1979.