APA
Khing S. B., . (2016). Effective guide H2 mathematics. Fairfield book publ: Singapore.
Chicago
Khing Song Boon, . 2016. Effective guide H2 mathematics. Fairfield book publ: Singapore.
Harvard
Khing S. B., . (2016). Effective guide H2 mathematics. Fairfield book publ: Singapore.
MLA
Khing Song Boon, . Effective guide H2 mathematics. Fairfield book publ: Singapore. 2016.