Citazione Stile APA (7a Edizione)

Murphy, D. (2001). 19th & 20th century British history: AS/A-level. Philip Allan Updates.

Citazione stile Chigago Style (17a edizione)

Murphy, Derrick. 19th & 20th Century British History: AS/A-level. Deddington, Oxfordshire: Philip Allan Updates, 2001.

Citatione MLA (9a ed.)

Murphy, Derrick. 19th & 20th Century British History: AS/A-level. Philip Allan Updates, 2001.