Gaya APA
lenk, john d.. (1997).
simplified design of voltage frequency converters .
USA:
Newnes.
Gaya Chicago
lenk, john d..
simplified design of voltage frequency converters.
USA:
Newnes,
1997.
Text.
Gaya MLA
lenk, john d..
simplified design of voltage frequency converters.
USA:
Newnes,
1997.
Text.
Gaya Turabian
lenk, john d..
simplified design of voltage frequency converters.
USA:
Newnes,
1997.
Print.