Joswig. (1970). Priority Problems in The Growth Process of Developing Countries. The Institute of National Planning.
Chicago (17e ed.) BronvermeldingJoswig. Priority Problems in The Growth Process of Developing Countries. Cairo: The Institute of National Planning, 1970.
MLA (9e ed.) BronvermeldingJoswig. Priority Problems in The Growth Process of Developing Countries. The Institute of National Planning, 1970.