Style de citation APA (7e éd.)

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

Style de citation Chicago (17e éd.)

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

Style de citation MLA (9e éd.)

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