Penggayaan APA

Davy, Derek. (1991). LINGUAPHONE . London: .

Chicago Style

Davy, Derek. LINGUAPHONE. London: , 1991. Text.

MLA Style

Davy, Derek. LINGUAPHONE. London: , 1991. Text.

Turabian Style

Davy, Derek. LINGUAPHONE. London: , 1991. Print.