Gaya APA
Briggs, JGR. (2008).
Longman A-Level Course In Chemistry (1).
Singapore:
Longman.
Gaya Chicago
Briggs, JGR.
Longman A-Level Course In Chemistry.
1
Singapore:
Longman,
2008.
Text.
Gaya MLA
Briggs, JGR.
Longman A-Level Course In Chemistry.
1
Singapore:
Longman,
2008.
Text.
Gaya Turabian
Briggs, JGR.
Longman A-Level Course In Chemistry.
1
Singapore:
Longman,
2008.
Print.