APA Style

Tay, W, J. et al (2012). O Level Topical Physics : past examination questions arranged by topics ; years 2002 - 2011 . Singapore: Singapore Asia Publishers.

MLA Style

Tay, W., J.. et al. "O Level Topical Physics : past examination questions arranged by topics ; years 2002 - 2011". Singapore: Singapore Asia Publishers, 2012. Text.