Gaya APA
Yoon, H, H.
(2009).
Longman Pre-U Text STPM Organic Chemistry
.
Malaysia:
Pearson Education South Asia Pte Ltd.
Gaya MLA
Yoon, Ho, Hon.
"Longman Pre-U Text STPM Organic Chemistry".
Malaysia:
Pearson Education South Asia Pte Ltd,
2009.
Text.