APA (7th ed.) Citation

Cresswell, J., & Hartley, J. (1959). Esperanto (2. impr.). English Univ. Press.

Chicago Style (17th ed.) Citation

Cresswell, John, and John Hartley. Esperanto. 2. impr. London: English Univ. Press, 1959.

MLA (9th ed.) Citation

Cresswell, John, and John Hartley. Esperanto. 2. impr. English Univ. Press, 1959.