Cita APA (7th ed.)

Eckersley, C. E. (1960). A comprehensive English grammar for foreign students. Longmans.

Cita Chicago (17th ed.)

Eckersley, Charles Ewart. A Comprehensive English Grammar for Foreign Students. London: Longmans, 1960.

Cita MLA (9th ed.)

Eckersley, Charles Ewart. A Comprehensive English Grammar for Foreign Students. Longmans, 1960.