Gaya APA
Gill, Richard T. (1973).
Economic development : past and present (third edition).
New Jersey:
Prentice Hall.
Gaya Chicago
Gill, Richard T.
Economic development : past and present.
third edition
New Jersey:
Prentice Hall,
1973.
Text.
Gaya MLA
Gill, Richard T.
Economic development : past and present.
third edition
New Jersey:
Prentice Hall,
1973.
Text.
Gaya Turabian
Gill, Richard T.
Economic development : past and present.
third edition
New Jersey:
Prentice Hall,
1973.
Print.