Gaya APA
Chemical systems. (1964).
New York:
Mc Graw Hill.
Gaya Chicago
Chemical systems.
text.
New York:
Mc Graw Hill,
1964.
.
Gaya MLA
Chemical systems.
text.
New York:
Mc Graw Hill,
1964.
.
Gaya Turabian
Chemical systems.
New York:
Mc Graw Hill,
1964.
.