Gaya APA
Birkland. (2001).
An introduction to the policy process .
UNITED STATES OF AMERICA:
M.E. Sharpe.
Gaya Chicago
Birkland.
An introduction to the policy process.
UNITED STATES OF AMERICA:
M.E. Sharpe,
2001.
Text.
Gaya MLA
Birkland.
An introduction to the policy process.
UNITED STATES OF AMERICA:
M.E. Sharpe,
2001.
Text.
Gaya Turabian
Birkland.
An introduction to the policy process.
UNITED STATES OF AMERICA:
M.E. Sharpe,
2001.
Print.