APA Style
Heng, Hwa Heng. (1998).
Longman Mathematics Revision 4E, Revised Syllabus Secondary Express .
Singapore:
Longman.
Chicago Style
Heng, Hwa Heng.
Longman Mathematics Revision 4E, Revised Syllabus Secondary Express.
Singapore:
Longman,
1998.
Text.
MLA Style
Heng, Hwa Heng.
Longman Mathematics Revision 4E, Revised Syllabus Secondary Express.
Singapore:
Longman,
1998.
Text.
Turabian Style
Heng, Hwa Heng.
Longman Mathematics Revision 4E, Revised Syllabus Secondary Express.
Singapore:
Longman,
1998.
Print.