Gaya APA
Harris, Norman C.. (1987).
Modern air conditioning practice (3rd Ed.).
USA:
Mc-Graw Hill.
Gaya Chicago
Harris, Norman C..
Modern air conditioning practice.
3rd Ed.
USA:
Mc-Graw Hill,
1987.
Text.
Gaya MLA
Harris, Norman C..
Modern air conditioning practice.
3rd Ed.
USA:
Mc-Graw Hill,
1987.
Text.
Gaya Turabian
Harris, Norman C..
Modern air conditioning practice.
3rd Ed.
USA:
Mc-Graw Hill,
1987.
Print.