Akmal Sabarudin; Murshida Marizan Nor; Yap Chi Chin.  (2016).  Principles of Entrepreneurship and Innovation.  - .  335-369. 

Akmal Sabarudin, Murshida Marizan Nor & Yap Chi Chin.  (2015).  Principles of Entrepreneurship and Innovation.  - .  12:327-349.