APA Style

Clemson, W. et al (2013). Orange Level, Real World Maths #3: Extreme Sports (Cetakan ke-1). Tunbridge Wells, Kent, UK: Ticktock Entertainment Ltd..

MLA Style

Clemson, Wendy. et al. "Orange Level, Real World Maths #3: Extreme Sports". Cetakan ke-1 Tunbridge Wells, Kent, UK: Ticktock Entertainment Ltd., 2013. Text.