Cita APA (7a ed.)

HORNBY, A. (1982). GUIDE TOPATTERNS AND USAGE IN ENGLISH. Oxford University Press.

Cita Chicago Style (17a ed.)

HORNBY, A.S. GUIDE TOPATTERNS AND USAGE IN ENGLISH. Oxford University Press, 1982.

Cita MLA (8a ed.)

HORNBY, A.S. GUIDE TOPATTERNS AND USAGE IN ENGLISH. Oxford University Press, 1982.