Gaya APA
Andrew Carnegie : builder of libraries. (1997).
New York:
[s.n.].
Gaya Chicago
Andrew Carnegie : builder of libraries.
Cet.1.
New York:
[s.n.],
1997.
Text.
Gaya MLA
Andrew Carnegie : builder of libraries.
Cet.1.
New York:
[s.n.],
1997.
Text.
Gaya Turabian
Andrew Carnegie : builder of libraries.
New York:
[s.n.],
1997.
Print.