Cita APA (7a ed.)
Roberts Auerbach, E. (1987). ENGLISH FOR THE WORKPLACE ESL FOR ACTION PROBLEM POSING AT WORK.
Cita estilo Chicago (17a ed.)
Roberts Auerbach, Elsa. ENGLISH FOR THE WORKPLACE ESL FOR ACTION PROBLEM POSING AT WORK. 1987.
Cita MLA (9a ed.)
Roberts Auerbach, Elsa. ENGLISH FOR THE WORKPLACE ESL FOR ACTION PROBLEM POSING AT WORK. 1987.
Precaución: Estas citas no son 100% exactas.