Close, R. (1976). The English we use for science: : a selection of texts, with exercises for language practice. Longman.
Citazione stile Chigago Style (17a edizione)Close, R.A. The English We Use for Science: : A Selection of Texts, with Exercises for Language Practice. London: Longman, 1976.
Citatione MLA (9a ed.)Close, R.A. The English We Use for Science: : A Selection of Texts, with Exercises for Language Practice. Longman, 1976.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.