APA Style

Shahbal, Hawa, Sim, Penny. (2012). Maths Smart Workbook 1A . Singapore: Alston Publishing.

Chicago Style

Shahbal, Hawa, Sim, Penny. Maths Smart Workbook 1A. Singapore: Alston Publishing, 2012. Text.

MLA Style

Shahbal, Hawa, Sim, Penny. Maths Smart Workbook 1A. Singapore: Alston Publishing, 2012. Text.

Turabian Style

Shahbal, Hawa, Sim, Penny. Maths Smart Workbook 1A. Singapore: Alston Publishing, 2012. Print.