Cita APA (7a ed.)

Kroll, B. Second language writing, research insights for the classroom (5a ed.).

Cita Chicago Style (17a ed.)

Kroll, Barbara. Second Language Writing, Research Insights for the Classroom. 5a ed.

Cita MLA (8a ed.)

Kroll, Barbara. Second Language Writing, Research Insights for the Classroom. 5a ed.