Tikrit Journal of Engineering Sciences | Tikrit University. Cambridge University Press.
Citazione stile Chigago Style (17a edizione)Tikrit Journal of Engineering Sciences | Tikrit University. Cambridge University Press.
Citatione MLA (8a ed.)Tikrit Journal of Engineering Sciences | Tikrit University. Cambridge University Press.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.