Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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