Citazione Stile APA (7a Edizione)

Roche, C. (1999). Impact assessment for development agencies: Learning to value change. Oxfam.

Citazione stile Chigago Style (17a edizione)

Roche, Chris. Impact Assessment for Development Agencies: Learning to Value Change. Oxford: Oxfam, 1999.

Citatione MLA (8a ed.)

Roche, Chris. Impact Assessment for Development Agencies: Learning to Value Change. Oxfam, 1999.