Gaya APA
FRERIS, L.L.. (1990).
Wind Energy Coversion Systems .
New York:
Prentice Hall.
Gaya Chicago
FRERIS, L.L..
Wind Energy Coversion Systems.
New York:
Prentice Hall,
1990.
Text.
Gaya MLA
FRERIS, L.L..
Wind Energy Coversion Systems.
New York:
Prentice Hall,
1990.
Text.
Gaya Turabian
FRERIS, L.L..
Wind Energy Coversion Systems.
New York:
Prentice Hall,
1990.
Print.