Eckersley, C. E., & Eckersley, J. M. (1960). A comprehensive English grammar for foreign students. Longmans Phoenix Press.
Cita Chicago (17th ed.)Eckersley, Charles Ewart, i J. M. Eckersley. A Comprehensive English Grammar for Foreign Students. [London], Quezon City: Longmans Phoenix Press, 1960.
Cita MLA (9th ed.)Eckersley, Charles Ewart, i J. M. Eckersley. A Comprehensive English Grammar for Foreign Students. Longmans Phoenix Press, 1960.
Atenció: Aquestes cites poden no estar 100% correctes.