(2009). Projects: Planning, analysis, selection (7.). Tata mcgraw hill education.
Chicago Style aipamenaProjects: Planning, Analysis, Selection. 7. New Delhi: Tata mcgraw hill education, 2009.
MLA aipamenaProjects: Planning, Analysis, Selection. 7. Tata mcgraw hill education, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.