Cita APA (7a ed.)

Eckersley, C. E. (1941). Essential english for foreing students: Book three. Longman.

Cita Chicago Style (17a ed.)

Eckersley, C. E. Essential English for Foreing Students: Book Three. London: Longman, 1941.

Cita MLA (8a ed.)

Eckersley, C. E. Essential English for Foreing Students: Book Three. Longman, 1941.