Gaya APA
Theory and Problems Of College Chemistry. (1980).
:
.
Gaya Chicago
Theory and Problems Of College Chemistry.
6.
:
,
1980.
Text.
Gaya MLA
Theory and Problems Of College Chemistry.
6.
:
,
1980.
Text.
Gaya Turabian
Theory and Problems Of College Chemistry.
:
,
1980.
Print.