Nawfal Abdul Redha Alwan, M. (2009). The impact of diversification and development of hotel services revenue in the hotel industry Iraqi. , 0(75), 224-273.
M. Nawfal Abdul Redha Alwan. "The impact of diversification and development of hotel services revenue in the hotel industry Iraqi". , 0, 75, 2009, 224-273.
Nawfal Abdul Redha Alwan, M. (2009). 'The impact of diversification and development of hotel services revenue in the hotel industry Iraqi', , 0(75), pp. 224-273.
Nawfal Abdul Redha Alwan, M. The impact of diversification and development of hotel services revenue in the hotel industry Iraqi. , 2009; 0(75): 224-273.