APA
Leong G. C., . (1995). Certificate Physical and Human Geography. : Oxford University Press India.
Chicago
Leong Goh Cheng, . 1995. Certificate Physical and Human Geography. : Oxford University Press India.
Harvard
Leong G. C., . (1995). Certificate Physical and Human Geography. : Oxford University Press India.
MLA
Leong Goh Cheng, . Certificate Physical and Human Geography. : Oxford University Press India. 1995.