Concerts organized to sign books in Egypt since its inception to now: analytical study and measure the impact on sales

El Gaky, M. (2015). Concerts organized to sign books in Egypt since its inception to now: analytical study and measure the impact on sales. International Journal of Library and Information Sciences, 2(2), 304-347. doi: 10.21608/ijlis.2015.74223

Magdy Abdel Gawad El Gaky. "Concerts organized to sign books in Egypt since its inception to now: analytical study and measure the impact on sales". International Journal of Library and Information Sciences, 2, 2, 2015, 304-347. doi: 10.21608/ijlis.2015.74223

El Gaky, M. (2015). 'Concerts organized to sign books in Egypt since its inception to now: analytical study and measure the impact on sales', International Journal of Library and Information Sciences, 2(2), pp. 304-347. doi: 10.21608/ijlis.2015.74223

El Gaky, M. Concerts organized to sign books in Egypt since its inception to now: analytical study and measure the impact on sales. International Journal of Library and Information Sciences, 2015; 2(2): 304-347. doi: 10.21608/ijlis.2015.74223