Gaya APA
White, P.A.F.. (1964).
High efficiency air filtration .
:
Butterworths.
Gaya Chicago
White, P.A.F..
High efficiency air filtration.
:
Butterworths,
1964.
Text.
Gaya MLA
White, P.A.F..
High efficiency air filtration.
:
Butterworths,
1964.
Text.
Gaya Turabian
White, P.A.F..
High efficiency air filtration.
:
Butterworths,
1964.
Print.