Siddhartha Nayak และ Kittichok Nithisathian. (2016) Business Plan Hotel Siddhartha-Inn. Stamford International University:ม.ป.ท.Siddhartha Nayak และ Kittichok Nithisathian. 2016. Business Plan Hotel Siddhartha-Inn. ม.ป.ท.:Stamford International University;Siddhartha Nayak และ Kittichok Nithisathian. Business Plan Hotel Siddhartha-Inn. ม.ป.ท.:Stamford International University, 2016. Print.