Cita APA

Eckersley, C. E. 1. (1967). Essential English for foreign students: Teacher's book (Rev. ed.). London [etc.]: Longmans.

Citación estilo Chicago

Eckersley, C. E. 1892-1967. Essential English for Foreign Students: Teacher's Book. Rev. ed. London [etc.]: Longmans, 1967.

Cita MLA

Eckersley, C. E. 1892-1967. Essential English for Foreign Students: Teacher's Book. Rev. ed. London [etc.]: Longmans, 1967.