Marshall, B. (2011). Testing English: Formative and summative approaches to English assessment. Continuum International Pub. Group.
Chicago-referens (17:e uppl.)Marshall, Bethan. Testing English: Formative and Summative Approaches to English Assessment. London: Continuum International Pub. Group, 2011.
MLA-referens (9:e uppl.)Marshall, Bethan. Testing English: Formative and Summative Approaches to English Assessment. Continuum International Pub. Group, 2011.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.