Cita APA (7a ed.)

Fernie, J., & Pitkethly, A. S. (1985). Resources: Environment & policy. Harper & Row, Publishers.

Cita Chicago Style (17a ed.)

Fernie, John, y Alan S. Pitkethly. Resources: Environment & Policy. London [etc.]: Harper & Row, Publishers, 1985.

Cita MLA (9a ed.)

Fernie, John, y Alan S. Pitkethly. Resources: Environment & Policy. Harper & Row, Publishers, 1985.