APA (7th ed.) Citation

Ng., H. (2007). Secrets of the sales ninja: How to massively explode your sales and income using modern psychological weapons and ancient art of the ninjas! Nexus training & consulting.

Chicago Style (17th ed.) Citation

Ng., Hanzo. Secrets of the Sales Ninja: How to Massively Explode Your Sales and Income Using Modern Psychological Weapons and Ancient Art of the Ninjas! Selangor: Nexus training & consulting, 2007.

MLA (9th ed.) Citation

Ng., Hanzo. Secrets of the Sales Ninja: How to Massively Explode Your Sales and Income Using Modern Psychological Weapons and Ancient Art of the Ninjas! Nexus training & consulting, 2007.