APA (7th ed.) Citation

Radley, P., & Millerchip, C. (1991). Mode 1. Collins E.L.T.

Chicago Style (17th ed.) Citation

Radley, Paul, and Chris Millerchip. Mode 1. Londres: Collins E.L.T, 1991.

MLA (9th ed.) Citation

Radley, Paul, and Chris Millerchip. Mode 1. Collins E.L.T, 1991.