Cita APA (7a ed.)

London, 3. U. o. (19). General Certificate of Education Examination: Ordinary level chemistry 2 (Nuffield). London.

Cita Chicago Style (17a ed.)

London, 3891 University of. General Certificate of Education Examination: Ordinary Level Chemistry 2 (Nuffield). London, 19.

Cita MLA (9a ed.)

London, 3891 University of. General Certificate of Education Examination: Ordinary Level Chemistry 2 (Nuffield). London, 19.