APA (7th ed.) Citation

Mansour, M., El-Dessoky, M. M., & Elsayed, E. M. The Form of the Solutions and Periodicity of Some Systems of Difference Equations. Wiley.

Chicago Style (17th ed.) Citation

Mansour, M., M. M. El-Dessoky, and E. M. Elsayed. The Form of the Solutions and Periodicity of Some Systems of Difference Equations. Wiley.

MLA (9th ed.) Citation

Mansour, M., et al. The Form of the Solutions and Periodicity of Some Systems of Difference Equations. Wiley.