Ramírez Salas, M. (2005). Grouping techniques in an EFL classroom. Universidad de Costa Rica.
Cita Chicago Style (17a ed.)Ramírez Salas, Marlene. Grouping Techniques in an EFL Classroom. Universidad de Costa Rica, 2005.
Cita MLA (9a ed.)Ramírez Salas, Marlene. Grouping Techniques in an EFL Classroom. Universidad de Costa Rica, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.