Citazione APA

Hornby...[et al.]. (1968). Advanced learner's dictionary of current english (2nd ed.). L.L.B.S. Oxford University press.

Stile di citazione Chicago

Hornby...[et al.]. Advanced Learner's Dictionary of Current English. 2nd ed. L.L.B.S. Oxford University press, 1968.

Citazione MLA

Hornby...[et al.]. Advanced Learner's Dictionary of Current English. 2nd ed. L.L.B.S. Oxford University press, 1968.