Hornby, A. (1973). The teaching of structural words and sentence patterns stages 3 and 4: / A. S.Hornby. Oxford University Pr.
Citazione stile Chigago Style (17a edizione)Hornby, A.S. The Teaching of Structural Words and Sentence Patterns Stages 3 and 4: / A. S.Hornby. London: Oxford University Pr, 1973.
Citatione MLA (9a ed.)Hornby, A.S. The Teaching of Structural Words and Sentence Patterns Stages 3 and 4: / A. S.Hornby. Oxford University Pr, 1973.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.