APA (7th ed.) Citation

Elgendy, A., Elmeanawy, R., & Zontahy, W. E. Availability of Next Generation Science Standards in The Field of Earth and Space Sciences: Case of Egypt Middle Schools Science Books. Tanta University, Faculty of Education.

Chicago Style (17th ed.) Citation

Elgendy, Amany, Rafeek Elmeanawy, and Wafaa El- Zontahy. Availability of Next Generation Science Standards in The Field of Earth and Space Sciences: Case of Egypt Middle Schools Science Books. Tanta University, Faculty of Education.

MLA (9th ed.) Citation

Elgendy, Amany, et al. Availability of Next Generation Science Standards in The Field of Earth and Space Sciences: Case of Egypt Middle Schools Science Books. Tanta University, Faculty of Education.