Gaya APA
ECKAUS, Richard S.. (1977).
Appropriate tecnologies for developing countries .
Washington:
National Academy of Sciences.
Gaya Chicago
ECKAUS, Richard S..
Appropriate tecnologies for developing countries.
Washington:
National Academy of Sciences,
1977.
Teks.
Gaya MLA
ECKAUS, Richard S..
Appropriate tecnologies for developing countries.
Washington:
National Academy of Sciences,
1977.
Teks.
Gaya Turabian
ECKAUS, Richard S..
Appropriate tecnologies for developing countries.
Washington:
National Academy of Sciences,
1977.
Teks.