Cita APA (7th ed.)

Scrivener J. Jim & Sayer M. Mike. (2010). Straightforward. Elementary: Teacher's Book. Oxford, Macmillan, 2010.

Cita Chicago (17th ed.)

Scrivener J. Jim i Sayer M. Mike. Straightforward. Elementary: Teacher's Book. Oxford, Macmillan, 2010, 2010.

Cita MLA (9th ed.)

Scrivener J. Jim i Sayer M. Mike. Straightforward. Elementary: Teacher's Book. Oxford, Macmillan, 2010, 2010.