Citazione Stile APA (7a Edizione)

tinbergen, j. (1964). development planning: The sector phase with different gestation periods. the institute of national planning.

Citazione stile Chigago Style (17a edizione)

tinbergen, j. Development Planning: The Sector Phase with Different Gestation Periods. cairo: the institute of national planning, 1964.

Citatione MLA (9a ed.)

tinbergen, j. Development Planning: The Sector Phase with Different Gestation Periods. the institute of national planning, 1964.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.