Cita APA (7th ed.)

Williams R. Ray. (1996). Panorama. An advanced course of English for study and examinations: Guide for teachers. Edinburgh, Longman, 1996.

Cita Chicago (17th ed.)

Williams R. Ray. Panorama. An Advanced Course of English for Study and Examinations: Guide for Teachers. Edinburgh, Longman, 1996, 1996.

Cita MLA (9th ed.)

Williams R. Ray. Panorama. An Advanced Course of English for Study and Examinations: Guide for Teachers. Edinburgh, Longman, 1996, 1996.