APA (7 ম সংস্করণ) উদ্ধৃতি

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

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

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

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

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