Citação norma APA

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

Citação norma Chicago

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

Citação norma MLA

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

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.