Lua APA (7ú heag.)

Hansen, B. (1967). Long and short-term planning in underdeveloped countries. North-Holland Pub..

Lua i Stíl Chicago (17ú heag.)

Hansen, Bent. Long and Short-term Planning in Underdeveloped Countries. Amsterdam: North-Holland Pub., 1967.

Lua MLA (9ú heag.)

Hansen, Bent. Long and Short-term Planning in Underdeveloped Countries. North-Holland Pub., 1967.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.