Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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