Gaya APA
BNF 48 (British National Formulary). (2004).
:
.
Gaya Chicago
BNF 48 (British National Formulary).
1.
:
,
2004.
Text.
Gaya MLA
BNF 48 (British National Formulary).
1.
:
,
2004.
Text.
Gaya Turabian
BNF 48 (British National Formulary).
:
,
2004.
Print.