(2008). After the use of instant feedback in concurrent learning butterflyExperimental research on a sample of students from the jurisdiction of Article swimming fourth stage / Physical Education College / University of Baghdad. , 4(37), 142-151.

. "After the use of instant feedback in concurrent learning butterflyExperimental research on a sample of students from the jurisdiction of Article swimming fourth stage / Physical Education College / University of Baghdad". , 4, 37, 2008, 142-151.

(2008). 'After the use of instant feedback in concurrent learning butterflyExperimental research on a sample of students from the jurisdiction of Article swimming fourth stage / Physical Education College / University of Baghdad', , 4(37), pp. 142-151.

After the use of instant feedback in concurrent learning butterflyExperimental research on a sample of students from the jurisdiction of Article swimming fourth stage / Physical Education College / University of Baghdad. , 2008; 4(37): 142-151.