Citazione Stile APA (7a Edizione)

Viney, P., Cawood, G., & Duckworth, M. Streamline english. Directions teacher's Editions (3a ed.).

Citazione stile Chigago Style (17a edizione)

Viney, Peter, Graham Cawood, e Michael Duckworth. Streamline English. Directions Teacher's Editions. 3a ed.

Citatione MLA (8a ed.)

Viney, Peter, et al. Streamline English. Directions Teacher's Editions. 3a ed.