APA Citation

Goh, C. L. (1994). Focus on physical geography: A guide for 'O' level students. Singapore: Oxford University Press.

Chicago Style Citation

Goh, Cheng Leong. Focus On Physical Geography: A Guide for 'O' Level Students. Singapore: Oxford University Press, 1994.

MLA Citation

Goh, Cheng Leong. Focus On Physical Geography: A Guide for 'O' Level Students. Singapore: Oxford University Press, 1994.

Warning: These citations may not always be 100% accurate.