Cita APA (7a ed.)

Hansen, J. R. (1986). Guide to practical project appraisal: Social benefit-cost analysis in developing countries. Naciones Unidas, UNIDO.

Cita Chicago Style (17a ed.)

Hansen, John R. Guide to Practical Project Appraisal: Social Benefit-cost Analysis in Developing Countries. Viena: Naciones Unidas, UNIDO, 1986.

Cita MLA (9a ed.)

Hansen, John R. Guide to Practical Project Appraisal: Social Benefit-cost Analysis in Developing Countries. Naciones Unidas, UNIDO, 1986.