Abdel-Aziz Issa, E., Saed Abdulazim, B. (2015). The Effectiveness of Using Concept Mapping via PowerPoint Presentations on Developing Cognitive Achievement and Skill Performance of Crawl Swimming on the Belly. test, 5(1), 144-154. doi: 10.21608/jass.2015.84471
El-Sayed Abdel-Aziz Issa; Bassem Saed Abdulazim. "The Effectiveness of Using Concept Mapping via PowerPoint Presentations on Developing Cognitive Achievement and Skill Performance of Crawl Swimming on the Belly". test, 5, 1, 2015, 144-154. doi: 10.21608/jass.2015.84471
Abdel-Aziz Issa, E., Saed Abdulazim, B. (2015). 'The Effectiveness of Using Concept Mapping via PowerPoint Presentations on Developing Cognitive Achievement and Skill Performance of Crawl Swimming on the Belly', test, 5(1), pp. 144-154. doi: 10.21608/jass.2015.84471
Abdel-Aziz Issa, E., Saed Abdulazim, B. The Effectiveness of Using Concept Mapping via PowerPoint Presentations on Developing Cognitive Achievement and Skill Performance of Crawl Swimming on the Belly. test, 2015; 5(1): 144-154. doi: 10.21608/jass.2015.84471