Gaya APA
Gill, Richard T.. (1973).
Economic development : past and present (3rd ed.).
Englewood Cliffs, New Jersey:
Prentice-Hall.
Gaya Chicago
Gill, Richard T..
Economic development : past and present.
3rd ed.
Englewood Cliffs, New Jersey:
Prentice-Hall,
1973.
Text.
Gaya MLA
Gill, Richard T..
Economic development : past and present.
3rd ed.
Englewood Cliffs, New Jersey:
Prentice-Hall,
1973.
Text.
Gaya Turabian
Gill, Richard T..
Economic development : past and present.
3rd ed.
Englewood Cliffs, New Jersey:
Prentice-Hall,
1973.
Print.