Jackson, H. (2002). Grammar and Vocabulary: A resource book for students. Routledge.
Citazione stile Chigago Style (17a edizione)Jackson, Howard. Grammar and Vocabulary: A Resource Book for Students. London: Routledge, 2002.
Citatione MLA (9a ed.)Jackson, Howard. Grammar and Vocabulary: A Resource Book for Students. Routledge, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.