Pages 1-21
sara osama Ibrahim abd elkhalek; Supervised by: Ass.prof. Maggie William Youssef; Dr/ Mona Rabie El-Tantawy
Pages 22-58
Hanan Hafez Abo elmagd Mohammed; Supervised by: Prof.Dr.Reem Ahmed Abd Alazim; Dr. Ihsan Abdul Rahim Fahmy
Pages 59-79
Hussein Shaaban Hussein Al-Aila
Pages 80-106
Naglaa Mustafa Mohamed El-Sayed; Supervised by: Prof. Dr. Faiza El-Sayed Mohamed Awad; Dr. Rania Shaker Serag El-Din
Pages 107-145
Nessreen Shabaan Ahmed Ali; Supervised by: Professor Dr./ Nabila Amen Abo Zaid; Dr./ Hoda Nasr Mohammed