Gaya APA

Tremaine, D, P. (2011). Think Smart, Work Smarter : a Practical Guide to Solving Problems Faster, Making Better Decision and Improving Your Effectiveness Through Thinking . SINGAPORE: Marshall Cavendish Business.

Gaya MLA

Tremaine, Du, Preez.. "Think Smart, Work Smarter : a Practical Guide to Solving Problems Faster, Making Better Decision and Improving Your Effectiveness Through Thinking". SINGAPORE: Marshall Cavendish Business, 2011. .