Gaya APA
Chemistry. (2009).
Texas:
Holt McDougal.
Gaya Chicago
Chemistry.
.
Texas:
Holt McDougal,
2009.
Buku Tercetak.
Gaya MLA
Chemistry.
.
Texas:
Holt McDougal,
2009.
Buku Tercetak.
Gaya Turabian
Chemistry.
Texas:
Holt McDougal,
2009.
Buku Tercetak.