Mohammad Syuhaimi Ab-Rahman, Nor Sha`adah Roslani, Shahrom Md Zain, Ahmad Kamal Ariffin Mohd Ihsan, Azami Zahrim, Mohd Jailani Mohd Nor, Mohd Fauzi Mohd Zain, Afiq Hipni, Nurfarah Liza Ramli, Muhammad Fadhil Che Sukarna and Iszan Hana Kaharudin
International Business Management 5 ( 6 ): 312 - 318 , 2011