Gaya APA
Behrens, W.. (1978).
Manual for the preparation of industrial feasibility studies .
New York:
United Nations.
Gaya Chicago
Behrens, W..
Manual for the preparation of industrial feasibility studies.
New York:
United Nations,
1978.
Text.
Gaya MLA
Behrens, W..
Manual for the preparation of industrial feasibility studies.
New York:
United Nations,
1978.
Text.
Gaya Turabian
Behrens, W..
Manual for the preparation of industrial feasibility studies.
New York:
United Nations,
1978.
Print.