Gaya APA
Correa, Hector. (1973).
A System approach to socio-economic planning / Hector Correa .
USA:
Graduate School of Public and International Affairs.
Gaya Chicago
Correa, Hector.
A System approach to socio-economic planning / Hector Correa.
USA:
Graduate School of Public and International Affairs,
1973.
.
Gaya MLA
Correa, Hector.
A System approach to socio-economic planning / Hector Correa.
USA:
Graduate School of Public and International Affairs,
1973.
.
Gaya Turabian
Correa, Hector.
A System approach to socio-economic planning / Hector Correa.
USA:
Graduate School of Public and International Affairs,
1973.
.