Gaya APA
General Chemistry. (1974).
new jersey:
Prentice-Hall, Inc.
Gaya Chicago
General Chemistry.
Cet.1.
new jersey:
Prentice-Hall, Inc,
1974.
.
Gaya MLA
General Chemistry.
Cet.1.
new jersey:
Prentice-Hall, Inc,
1974.
.
Gaya Turabian
General Chemistry.
new jersey:
Prentice-Hall, Inc,
1974.
.