APA (7e ed.) Bronvermelding

General Centificate of Secondary Education & Suffolk. County Council. Co-ordinated science lesson notes: Chemistry. Collins Educational.

Chicago (17e ed.) Bronvermelding

General Centificate of Secondary Education en Suffolk. County Council. Co-ordinated Science Lesson Notes: Chemistry. London: Collins Educational.

MLA (9e ed.) Bronvermelding

General Centificate of Secondary Education en Suffolk. County Council. Co-ordinated Science Lesson Notes: Chemistry. Collins Educational.

Let op: Deze citaties zijn niet altijd 100% accuraat.