Cita APA

Thomson, A. (1970). A practical English grammer Economics 1 to 6. O U P.

Citación estilo Chicago

Thomson, A. A Practical English Grammer Economics 1 to 6. London: O U P, 1970.

Cita MLA

Thomson, A. A Practical English Grammer Economics 1 to 6. O U P, 1970.

Warning: These citations may not always be 100% accurate.