Cita APA (7a ed.)

Beard, R. (2009). The SAGE handbook of writing development. Sage.

Cita Chicago Style (17a ed.)

Beard, Roger. The SAGE Handbook of Writing Development. Los Angeles [etc.]: Sage, 2009.

Cita MLA (9a ed.)

Beard, Roger. The SAGE Handbook of Writing Development. Sage, 2009.