(2004). What do you know about British & American English: Understand the main differences between British and American English. Singapore: Learners Publishing.
Citação norma ChicagoWhat Do You Know About British & American English: Understand the Main Differences between British and American English. Singapore: Learners Publishing, 2004.
Citação norma MLAWhat Do You Know About British & American English: Understand the Main Differences between British and American English. Singapore: Learners Publishing, 2004.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.