Cita APA (7a ed.)

Barker, E. J., & Hauff, K. (1965). A sheep farm in North Wales. Oxford Univ. Press.

Cita Chicago Style (17a ed.)

Barker, Eric J., y Kenneth Hauff. A Sheep Farm in North Wales. London [u.a.]: Oxford Univ. Press, 1965.

Cita MLA (9a ed.)

Barker, Eric J., y Kenneth Hauff. A Sheep Farm in North Wales. Oxford Univ. Press, 1965.