Gaya APA
Tullock, Gordon. (1985).
The New World of Economics .
:
Richard D Irwin, Inc..
Gaya Chicago
Tullock, Gordon.
The New World of Economics.
:
Richard D Irwin, Inc.,
1985.
Text.
Gaya MLA
Tullock, Gordon.
The New World of Economics.
:
Richard D Irwin, Inc.,
1985.
Text.
Gaya Turabian
Tullock, Gordon.
The New World of Economics.
:
Richard D Irwin, Inc.,
1985.
Print.