Cita APA (7th ed.)

Doff, A. (1988). Teacher's workbook: Ateach english. C.U. Pr.

Cita Chicago (17th ed.)

Doff, Adrian. Teacher's Workbook: Ateach English. Cambridge: C.U. Pr, 1988.

Cita MLA (9th ed.)

Doff, Adrian. Teacher's Workbook: Ateach English. C.U. Pr, 1988.