Cita APA (7th ed.)

Little, I. M. D., & Mirrlees, J. A. (1974). Project appraisal and planning for developing countries. Heinemann Educational Books.

Cita Chicago (17th ed.)

Little, I. M. D., i J. A. Mirrlees. Project Appraisal and Planning for Developing Countries. London: Heinemann Educational Books, 1974.

Cita MLA (9th ed.)

Little, I. M. D., i J. A. Mirrlees. Project Appraisal and Planning for Developing Countries. Heinemann Educational Books, 1974.