APA (7th ed.) Citation

Freris, L. L. (1990). Wind energy conversion systems. Prentice Hall.

Chicago Style (17th ed.) Citation

Freris, Leon L. Wind Energy Conversion Systems. New York [u.a.]: Prentice Hall, 1990.

MLA (9th ed.) Citation

Freris, Leon L. Wind Energy Conversion Systems. Prentice Hall, 1990.