Gaya APA
Dror, Yehezkel. (1978).
Design for policy science .
New York:
Chicago press.
Gaya Chicago
Dror, Yehezkel.
Design for policy science.
New York:
Chicago press,
1978.
Text.
Gaya MLA
Dror, Yehezkel.
Design for policy science.
New York:
Chicago press,
1978.
Text.
Gaya Turabian
Dror, Yehezkel.
Design for policy science.
New York:
Chicago press,
1978.
Print.