Gaya APA
2009 International Plumbing Code Need to Know. (2009).
New York:
[s.n.].
Gaya Chicago
2009 International Plumbing Code Need to Know.
.
New York:
[s.n.],
2009.
Text.
Gaya MLA
2009 International Plumbing Code Need to Know.
.
New York:
[s.n.],
2009.
Text.
Gaya Turabian
2009 International Plumbing Code Need to Know.
New York:
[s.n.],
2009.
Print.