Gaya APA
Hagen, Everett E.. (1980).
The economics of development .
Ilinois:
Richard D. Irwin.
Gaya Chicago
Hagen, Everett E..
The economics of development.
Ilinois:
Richard D. Irwin,
1980.
.
Gaya MLA
Hagen, Everett E..
The economics of development.
Ilinois:
Richard D. Irwin,
1980.
.
Gaya Turabian
Hagen, Everett E..
The economics of development.
Ilinois:
Richard D. Irwin,
1980.
.