APA (7th ed.) Citation

Ashadi Zain & Sharuddin Abdullah. (2006). 166 tip sales efektif. PTS Professional Publishing.

Chicago Style (17th ed.) Citation

Ashadi Zain and Sharuddin Abdullah. 166 Tip Sales Efektif. Kuala Lumpur: PTS Professional Publishing, 2006.

MLA (9th ed.) Citation

Ashadi Zain and Sharuddin Abdullah. 166 Tip Sales Efektif. PTS Professional Publishing, 2006.

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