Cita APA (7a ed.)

Scott, R., & Arnold, J. (1979). Starting points (1st ed., 2nd imp.). Longman [for] Eurocentre.

Cita Chicago Style (17a ed.)

Scott, Roger, y John Arnold. Starting Points. 1st ed., 2nd imp. London: Longman [for] Eurocentre, 1979.

Cita MLA (9a ed.)

Scott, Roger, y John Arnold. Starting Points. 1st ed., 2nd imp. Longman [for] Eurocentre, 1979.